Paul B. Stader, sometimes known as Manny Stader (February 13, 1911 – April 10, 1991), was an American actor best known for having performed stunts for Johnny Weissmuller, Lex Barker, Gregory Peck and John Wayne. He was also the underwater director of the 1978 film The Return of Captain Nemo.

He appeared in two episodes of the original series from 1963 to 1964:

• "Tourist Attraction" - Sea-Demon #2
• "Nightmare" - Ebonite Guard (uncredited)

He was born on the same day as Frank Delfino.