Revealing mistake: When the shark is on the deck of the Andrea Gail, you can see the equipment underneath it that is making it move. (00:47:30)
Revealing mistake: When Capt. Billy Tyne climbs up the boom to free the loose anchor, instead of a real flame on his cutting torch, there is what appears to be a piece of illuminated glass.
Revealing mistake: Towards the end when the boat is going up the huge wave, notice Billy and Bobby are keeping their balance although the boat is straight up and down.
Answer: Diane Lane played Christina Cotter, Bobby Shatford's girlfriend. As of 2007, Christina was living with her new boyfriend in the White Mountain area.