Continuity mistake: The security pass that Agent X20 flashes at the Sergeant is actually Sandy Gibson's pass which was seen only moments before. X20's thumb obscures the picture, but Gibson's name is visible on the left side.
Stingray (1964)
1 mistake in Titan Goes Pop - chronological order
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.