Continuity mistake: The blood around Bobby's face after he pulls his teeth keeps disappearing and reappearing when he's talking to Joyce. (01:08:50)
Continuity mistake: Jill stabs Hoffman in the neck. But when we see him looking for her there is no mark on his neck. (01:11:10)
Continuity mistake: Hoffman shoots the cop guarding Jill through the eye and some brain matter appears on the prison bars. Camera changes and the brain matter has disappeared. (01:11:20)
Continuity mistake: When Hoffman is walking towards Jill in the jail, the button down shoulder epaulette on his jacket is undone in one shot but done up in another. (01:11:50)
Continuity mistake: When Jill is running into the evidence room, the dead cop has got his trouser leg up revealing some skin. When Hoffman is locking Jill into the chair, look out the door and the trouser leg is down. (01:12:10 - 01:15:10)
Continuity mistake: When Jill is hiding from Hoffman, the blood mark on her face changes size, shape and colour instantly. (01:13:40)
Continuity mistake: Hoffman does Jill's second wrist restraint up. Camera cuts and he does it up again. (01:15:20)
Continuity mistake: We are shown Jill posting the video to Dr. Gordon. There is no writing on the envelope, however when it lands, same side up, there is. (01:18:20)
Continuity mistake: It is visible that Dr Gordon's handwriting when he writes " I know who you are", is different from the handwriting in Hoffman's letter. (01:19:40)
Continuity mistake: In Saw, Adam crushes Zepp's head with the toilet block lid. However, when we see the bathroom in this film, Zepp's body shows no sign of this. (01:20:20)
Continuity mistake: Towards the end of the movie when Dr.Gordon throws the saw out of the bathroom into the hallway and it lands, the next time you see it, it has turned just a bit from when it landed. (01:21:00)
Continuity mistake: When Dr. Gordon looks down at his own severed foot at the end of the film it is laying on the outside of his foot, yet when the foot is seen in Saw 3 it is laying on the inside of the foot. (01:21:10)
Continuity mistake: Gibbs smashes the glass at the junkyard with a shotgun. The smashed glass changes between shots. (01:26:20)
Continuity mistake: Bobby gets stabbed when trying to save the one person. However when he is trying to save his wife, the puncture marks are constantly disappearing and reappearing.
Continuity mistake: When Dr. Gordon cuts his leg off in the first Saw film and leaves the bathroom, he leaves a big trail of blood. But in every movie after that you never see any type of blood trail at all.
Answer: He, his wife and his daughter were abducted before he decided to work with Jigsaw. He didn't put them in danger. As for why he decided to work with Jigsaw following his ordeal, like other characters in the franchise, he either developed a level of Stockholm syndrome or he concluded that Jigsaw's methods were right, or a combination of both.
Phaneron ★