Other mistake: During the scenes of the invasion of Normandy, stock footage of U.S. Marines, Marine landing craft, Marine tanks, etc., conducting landings in the Pacific theater is used.
Time Tunnel (1966)
1 other mistake in Invasion
Starring: James Darren, John Zaremba, Robert Colbert, Whit Bissell
Factual error: When Ulysses opens his mouth while speaking, modern dental fillings are in his teeth.
Trivia: The same prop used as the Time Tunnel homing beacon in "The Revenge of Robin Hood" and part of an alien ship in "Visitors From Beyond the Stars" makes an appearance in this episode.