To Sing a Song of Murder - S3-E20
Continuity mistake: At the airport, Mundy asks Marilyn what's wrong and places his hands on her shoulders. Then the shot cuts to a reverse angle, and his hands are resting on top of the car door instead. (00:07:50)
It Takes a Thief (1968)
1 continuity mistake in To Sing a Song of Murder - chronological order
Starring: Robert Wagner, Malachi Throne
A Thief is a Thief (a.k.a. Magnificent Thief) - S1-E1
Continuity mistake: When Mundy and Claire are sitting in the car outside the apartment building, the rear view mirror has disappeared (probably removed to prevent it from obscuring the actors' faces). It mysteriously reappears later on. (00:42:45)
Noah Bain: Oh, uh, look, Al, I'm not asking you to spy. I'm just asking you to steal.
Alexander Mundy: Let me get this straight: you want me to steal?