The Big Gun - S1-E6
Continuity mistake: On the side of the missile ejector, the symbol of a crab keeps changing to a fish throughout the episode.
Stingray (1964)
1 mistake in The Big Gun
Starring: Lois Maxwell, Ray Barrett, Robert Easton, Don Mason
Trivia: Look out for the voice of Atlanta Shore - it's Lois Maxwell, best known as "Miss Moneypenny" in the James Bond films.