Continuity mistake: Captain Crane removes a failsafe key, which is hanging outside his uniform collar, from around his neck. It wasn't there in the previous shot. (00:10:30)
Voyage to the Bottom of the Sea (1964)
1 continuity mistake in Doomsday - chronological order
Starring: Richard Basehart, David Hedison, Del Monroe, Robert Dowdell
Continuity mistake: During the battle a railing on a pirate ship falls off, only to be seen in the next shot intact, then missing in a subsequent shot.