Other mistake: Toward the end, when Mike is snuggling at the window with Sully, the candle on the wall near them isn't lit. But there is ominous light about them, obviously from the studio set.
Dr. Quinn, Medicine Woman (1993)
1 mistake in Runaway Train
Starring: Jane Seymour, Joe Lando, Shawn Toovey, Chad Allen
Hank: Hey - ladies ain't allowed.
Dr. Mike: I'm not a lady. I'm a doctor.
More questions & answers from Dr. Quinn, Medicine Woman
Answer: A Cooper was someone who made various things out of wood including wooden caskets and even barrels.