Charles Meredith
Fleet Admiral

Elizabeth MacRae
Ladyfish (voice)

Paul Frees
Crusty (voice)
Wesley Gale
Man Staring Into Window (uncredited)
Leon Alton
Officer at Fleet Admiral's Meeting (uncredited)

Phil Arnold
Short Fisherman (uncredited)
George Bruggeman
Nazi Officer (uncredited)
Paul Busch
Sonar Man (uncredited)

Al Checco
Sailor (uncredited)
Cordy Clark
Giggling Girl (uncredited)