| Show Facts: |
| Character |
 | Jack has a tattoo [S1E1]  |
 | Jack almost killed a girl on the operating table [S1E1]  |
 | Jack blacked out before the plane broke apart [S1E1]  |
 | Jack has had some flying lessons [S1E1]  |
 | A flight attendant, Cindy, gives Jack alcohol [S1E1]  |
 | Jack tells Kate his thoughts on how the plane crashed [S1E1]  |
 | Jack did not go to the memorial service for the dead passengers [S1E4]  |
 | Jack doesn't want to perform the memorial ceremony [S1E4]  |
 | Jack feels inferior, unable to be a leader [S1E5]  |
 | Jack gets angry when his father's coffin is empty [S1E5]  |
 | Locke saves Jack when he falls off a cliff [S1E5]  |
 | Jack discovers fresh water and his fathers empty coffin [S1E5]  |
 | Jack goes to Australia to find his father and bring him home [S1E5]  |
 | Jack states he is not sleeping well and that he is seeing things that aren't there [S1E5]  |
 | Jack discovers one of two bodies that are found in a cave [S1E6]  |
 | Jack convinces several people to live in the caves [S1E6]  |
 | Jack moves from the beach to the caves [S1E7]  |
 | A cave-in occurs at the new cave habitat trapping Jack [S1E7]  |
 | Sawyer calls Jack "Saint Jack", parallels with Saint John [S1E7]  |
 | Jack and Michael spend time together playing golf [S1E9]  |
 | Several wagers break out over a putt Jack is trying to make [S1E9]  |
 | Ethan states he will kill someone if Jack does not stop following him [S1E11]  |
 | Jack is unconscious for several minutes after being beaten by Ethan [S1E11]  |
 | Jack defeats Ethan in hand-to-hand combat [S1E15]  |
 | Jack reveals his blood type is O negative [S1E20]  |
 | Jack marries Sarah [S1E20]  |
 | At the time of his wedding, Jack does not have tattoos on his arm [S1E20]  |
 | Jack intended to amputate the leg but Boone stops him [S1E20]  |
 | Jack refuses to treat Locke's gunshot wound [S1E21]  |
 | Jack states that he is no longer married [S1E23]  |
 | A search party is formed to acquire the dynamite needed to blow the hatch [S1E23]  |
 | Jack organizes the labor needed to help launch the raft [S1E23]  |
 | Jack tells Kate that if they survive the night they are going to have a "Locke problem" [S1E25]  |
 | Jack met Desmond prior to seeing him in the hatch bunker on the island [S2E1]  |
 | Jack tells the group Locke found a Hatch a half mile from the caves [S2E1]  |
 | Jack finds Kate in the shower inside the bunker [S2E4]  |
 | Jack is ready to take revenge of Shannon’s killer until he finds out it’s Ana-Lucia [S2E8]  |
 | Jack goes against his father and decides to operate on a patient with a spinal tumor [S2E11]  |
 | Jack tells Gabriela that her father could live at least another year without an operation [S2E11]  |
 | Jack and Gabriela kiss after her father dies on the operating table [S2E11]  |
 | The Bearded Man makes Jack, Sawyer and Locke surrender their weapons [S2E11]  |
 | After kissing Gabriela, he confesses to Sarah and says he wants to work things out [S2E11]  |
 | Jack asks Ana-Lucia how long it would take to train an army [S2E11]  |
 | Jack finally removes the gun case key from his neck [S2E13]  |
 | Jack ransacks Sawyers tent to recover pain medication [S2E13]  |
 | Jack forces Locke to open the gun vault by threatening to let the timer countdown to zero [S2E14]  |
 | Jack bets a stack of fruit against all the medicines that Sawyer has in a poker game [S2E17]  |
 | When Jack and Kate get stuck in a suspended net, Jack shoots the rope holding them [S2E19]  |
 | Kate tells Jack that she is sorry she kissed him and Jack says "I'm not" [S2E19]  |
 | Jack injects Libby with heroin to ease her pain shortly before she dies [S2E21]  |
 | Ana-Lucia and Libby are buried, Jack and Hurley say words at the service [S2E22]  |
 | Kate, Jack, Hurley, and Sawyer are shot, drugged, and captured by the Others [S2E24]  |
 | Jack, Kate and Sawyer all had blood taken while unconscious after being kidnapped [S3E1]  |
 | Jack tells Sarah that he fired his lawyer [S3E1]  |
 | Jack finds out that his father's cell phone is programmed into his wife's phone [S3E1]  |
 | Jack pretends to give in and let Juliet bring him food but then attacks her [S3E1]  |
 | Jack follows his father into an AA meeting [S3E1]  |
 | Jack graduated a year faster than anyone else at Columbia Medical School [S3E1]  |
 | Jack was married only once and contested the divorce [S3E1]  |
 | Jack refuses to believe the Red Sox won the World Series until Ben shows him a tape of it [S3E2]  |
 | Jack is taken to the medical facilities where he is needed to help operate on Colleen [S3E4]  |
 | While scrubbing for the operation on Colleen, Jack sees x-ray of a spinal column [S3E4]  |
 | When Colleen flat-lines, Jack demands the crash cart and paddles which Juliet says are broken [S3E4]  |
 | Jack seems more capable of letting Colleen die than he would have earlier in his life [S3E4]  |
 | Jack escapes from his cell and finds a gun cabinet where he takes a handgun [S3E6]  |
 | On the video monitor Jack sees Sawyer and Kate cuddling naked in Sawyer's cage [S3E6]  |
 | Jack makes a deal with Ben to remove Ben's tumor as long as Jack can leave the island [S3E6]  |
 | Jack deliberately cuts Ben's kidney sac to make him begin bleeding to death so he can barter for Kate's release [S3E6]  |
 | Jack talks with Kate on a hand held radio and tells her to escape [S3E6]  |
 | Jack deliberately lets Tom know that Juliet wanted Ben to die on the operating table [S3E7]  |
 | Jack accidentally cuts an artery while operating on Ben [S3E7]  |
 | Jack forces Achara to mark him with a tattoo [S3E9]  |
 | Jack meets Achara on a beach in Phuket, Thailand [S3E9]  |
 | Jack is moved from his holding cell to Sawyer's old cage [S3E9]  |
 | Jack refuses to help Ben again even though Juliet asks him as a personal favor [S3E9]  |
 | Jack lies to Isabel and tells her that Juliet never told him to kill Ben [S3E9]  |
 | Jack sees kidnapped 815 survivors: Cindy, Zack and Emma [S3E9]  |
 | Jack tells Alex that he saved Ben because "he said he would" [S3E9]  |
 | Jack agrees to help Ben if Ben saves Juliet from her death sentence [S3E9]  |
 | Jack follows Achara her to where she works - a tattoo parlor [S3E9]  |
 | After Jack is marked by Achara the local Thai people avoid him and he is beaten by several young men [S3E9]  |
 | Kate, Sayid, Locke and Danielle see Jack happily playing footbal at the Barracks with Tom [S3E12]  |
 | Jack finally tells Kate that he is supposed to leave in the morning for home on the submarine [S3E13]  |
 | Jack whispers to Kate that he intends to come back with help after he gets home on the submarine [S3E13]  |
 | When The Others leave, Jack is gassed and left behind at the Barracks [S3E15]  |
 | Jack tells Sayid to leave Juliet alone and that Juliet is under his protection [S3E16]  |
 | Jack has a happy reunion with everyone at the beach [S3E16]  |
 | A plan is devised where teams will take out The Looking Glass Station, dynamite rigged to tents, and leading the survivors to safety [S3E21] |
 | Jack gets Danielle's help and decides to blow up The Others using dynamite [S3E21]  |
 | While aboard an Oceanic Flight Jack notices an obituary for someone he knows [S3E22] |
 | A depressed Jack contemplates committing suicide by jumping off a bridge [S3E22] |
 | Jack tells Kate he loves her [S3E23] |
 | Jack attends the viewing of an unknown man at Hoffs/Drawlar Funeral Parlor [S3E23] |
 | When asked if Jack is a friend or family of the deceased, he replies neither [S3E23] |
 | Jack tries to fill a prescription of oxycodone that was written by his father [S3E23] |
 | Thinking Ben has had Jack’s friends killed, Jack puts a major beating on Ben [S3E23] |
 | Jack tells Kate he kept Ben alive so that Ben could see them rescued and know that he failed [S3E23] |
 | Jack tells Dr. Hamill to get his father downstairs and that if Jack is drunker than Christian, Dr. Hamill can fire him [S3E23] |
 | Jack meets Kate at the airport and tells her that they made a mistake and have to go back to the island [S3E23] |
 | Jack tells Kate that if Locke comes back he will kill him [S4E1] |
 | Upon seeing one another, Jack and Locke wrestle, Jack takes Locke’s gun, Locke says he won’t shoot, Jack does, but the gun is empty [S4E1] |
 | The group divides with those who wish to be rescued going with Jack and those who don’t trust the boat people with Locke [S4E1] |
 | Jack visits Hurley in the mental institution and asks him if he told [S4E1] |
 | While hiking to the beach Jack and Kate see a paratrooper who lands and asks Jack if he is Jack [S4E1] |
 | Jack tells Kate Locke won’t kill her like Locke killed Naomi because Sawyer will protect her [S4E3] |
 | Sayid tells Jack that Kate decided to remain at the Barracks [S4E3] |
 | Jack lies about the events of the crash stating the U.S. Marshal died in it, only 8 survived, and that Kate saved his and their lives [S4E4] |
 | Jack tells the DA that he did but no longer loves Kate [S4E4] |
 | Jack tells Kate he didn’t mean it when he said he didn’t love her [S4E4] |
 | Jack finds an injured Kate and while he takes care of her Juliet slips away [S4E6] |
| Number |
 | 48 - Jack tells the pilot 48 people survived the crash [S1E1]  |
 | 16 - Jacks first solo surgery was on a 16 year old girl [S1E1]  |
 | 4 - Jack only allowed his fear to last to the count of 1, 2, 3, 4, 5 [S1E1]  |
 | 16 - Jack, Kate, and Charlie find the pilot 16 hours after the crash [S1E1]  |
 | 4 - Jack tells Kate it will take 2, 3, or maybe 4 days for the Marshal to die [S1E3]  |
 | 4 - Jack states that it has been 4 days since the plane crash [S1E4]  |
 | 23 - Jack asks Rose if she remembers him, the guy in seat 23A [S1E4]  |
 | 16 - Jack says he has 16 hours left before needing to land in LAX [S1E5]  |
 | 16 - Jack tells the ticket agent he needs to be in LA in 16 hours [S1E5]  |
 | 23 - Jack estimates that 46 people are drinking 1/2 a gallon of water a day or 23 gallons [S1E6]  |
 | 16 - Again Jack references the fact that the French transmission has been going 16 years [S1E7]  |
 | 4 - While searching for Charlie and Claire, Jack asks if the time is around 4:00 [S1E11]  |
 | 4 - Jack wonders why Charlie only asked 4 people their blood type [S1E20]  |
 | 23 - The number of the seat that Jack is sitting in is 23B [S1E23]  |
 | 108 - The number 108 is seen on the wall inside the hatch [S2E1]  |
 | 42 - The number 42 is seen on the wall inside the hatch [S2E1]  |
 | 42 - The number 42 is in Jacks' badge ID number in the hospital [S2E1]  |
 | 4 - Jack tells the group they have 4 guns which can be used for protection [S2E1]  |
 | 108 - The sum of the numbers: 108 = 4 + 8 + 15 + 16 + 23 + 42 [S2E1]  |
 | 42 - Jack corrects Locke and tells him the last number is not 32, but 42 [S2E3]  |
 | 15 - The total number of bullets in Jack’s gun is 15 [S2E19]  |
 | 4 - Locke tells Rose that Jack said it will take 4 weeks for his leg to heal [S2E19]  |
 | 16 - Jack tells Crissy in 16 hours he needs to land in LAX [S2E20]  |
 | 815 - Ana-Lucia tells her mother she is coming home on Oceanic Flight 815 [S2E20]  |
 | 23 - The number 23 can be seen on Jack’s pager [S3E1]  |
 | 15 - The number 15 can be seen on Jack’s pager [S3E1]  |
 | 4 - Jack states that a patients x-ray shows a tumor on the L-4 vertebrae [S3E4]  |
 | 4 - Jack counts under his breath passing 4 along the way [S3E4]  |
 | 815 - Jack mentions flight 815 as he recalls where he knew Cindy from [S3E9]  |
 | 8 - The news of Jack’s heroic rescue are shown on Action 8 News [S3E22]  |
 | 4 - The voicemail recording states that 310-555-0148 is unavailable [S3E22]  |
 | 8 - The voicemail recording states that 310-555-0148 is unavailable [S3E22]  |
 | 48 - The voicemail recording states that 310-555-0148 is unavailable [S3E22]  |
 | 815 - Jack tells Minkowski that he is a survivor of Oceanic Flight 815 [S3E23]  |
 | 4 - The obituary clipping states that a man died at 4 in the morning [S3E23]  |
 | 8 - Jack watches a high speed chase broadcast on Action 8 News [S4E1] |
 | 815 - Jack tells the court that he and Kate were passengers on Oceanic Flight 815 [S4E4] |
 | 8 - Jack lies that only 8 people survived the crash which landed in the water [S4E4] |
| Island |
 | There is graphitti depicting unusual things on one wall of the bunker inside the hatch [S2E1]  |
 | The Hatch contains a powerful magnetic force [S2E1]  |
 | Jack, Sawyer and Locke are confronted by Bearded Man and surrounded by The Others [S2E11]  |
 | Jack and Kate find a crate of food that appears to have been parachuted to the island [S2E17]  |
 | Jack and Kate walk out to "the line" in the jungle to try and trade Henry for Walt [S2E19]  |
 | After being kidnapped, Jack awakens to find himself held captive in a holding tank [S3E1]  |
 | Jack opens a door in The Hydra and water rushes in the complex [S3E1]  |
 | Jack hears more voices on the intercom, this time it's Sawyer [S3E4]  |
 | Jack hears more voices on the intercom, this time it's two people talking about Ben [S3E4]  |
 | Jack finds that there is no clock in the operating room [S3E4]  |
 | Jack hears a voice over the intercom in his cell telling him to try to open his door [S3E6]  |
 | The Hydra station symbol can be seen on Jack's operating gown [S3E6]  |
 | The helicopter has not reached the ship and a day has lapsed since it left the island [S4E4] |
| Book |
 | Joseph Conrad - "Heart of Darkness" - Jack refers to the jungle as the “Heart of Darkness” [S1E4]  |
| Question |
 | Was Sarah pregnant at the time they got married? [S1E20]  |
 | Jack says "all roads lead here". Is this a religious reference? [S2E2]  |
 | Did Sun lie about the broken glass ballerina figurine (as well as other things)? [S3E2]  |
| Other |
 | Jack finds 2 small stones, one black, one white, in a bag on Adam's body [S1E6]  |
| Song |
 | The Glenn Miller Orchestra - "Moonlight Serenade" - Song playing while Jack watches Sarah from his car [S3E1]  |
 | Jack’s Thai Restaurant Song - This song is playing in the restaurant where Jack eats [S3E9]  |
 | Jack’s Seedy Streets Song - This song can be heard outside when Jack follows Achara [S3E9]  |
 | Jack’s Piano Song - Jack plays a song on the piano in his Others home [S3E13]  |
 | Nirvana - "Scentless Apprentice" - Jack listens to this song in his car while heading to a funeral [S3E23]  |
| Games and Toys |
 | Model Airplane - Jack makes a model airplane out of leaves to illustrate his thoughts [S1E1]  |
 | Playground - Jack and Marc are beat up on a playground when they were boys [S1E5]  |
 | Dolls - Jack discovers dolls in the caves where the fresh water is found [S1E5]  |
 | Stadium - Jack and Desmond run up and down the steps of a football stadium [S2E1]  |
 | Texas Hold 'em - Sawyer, Kate, Hurley, and Jack play a high stakes poker game [S2E17]  |
 | Crossword Puzzle - A newspaper in Jack’s car shows a crossword puzzle [S3E1]  |
 | Bridge - A newspaper in Jack’s car shows a bridge game [S3E1]  |
 | Sports Trophies - Baseball and Basketball trophies are seen in Jack’s office [S3E1]  |
 | Kite - Jack and Achara assemble and fly a kite [S3E9]  |
 | Football - Jack and Tom play catch with a football at The Barracks location [S3E12]  |
 | Football - Jack, Tom, and Juliet toss the football around [S3E13]  |
 | Balls - A football, soccer ball, basketball, and volleyball can be seen on shelves [S3E13]  |
 | Games - Various games can be seen stacked on a table [S3E13]  |
 | Bicycle - An Other is seen with a bicycle [S3E13]  |
 | Bicycle - A bicycle is visible on the Barracks grounds [S3E15]  |
 | Ping Pong - Sawyer and Jack play an intense game of Ping Pong [S3E17]  |
 | Baseball - Jack and Frank discuss the Red Sox and Yankees [S4E3] |
| TV and Movies |
 | A Corny Concerto - This cartoon is playing on the TV shown to Jack [S3E4]  |
| Dreams/Visions/Hallucinations |
 | Jack sees his father on the island [S1E4]  |
 | Jack continues to see his father on the island and tracks him down [S1E5]  |
 | Jack thinks he hears voices on an intercom that hasn’t worked in years [S3E1]  |
| Island Whispers |
 | Jack, Kate, Sawyer, Hurley, and Michael hear the jungle whispers [S2E24]  |
 | Jack hears the Island Whispers in the jungle [S4E6] |