Stephen Dunne

as TV Moderator

as George Dickman

as Frank

as Si Addams (as Steve Dunne)

as Stanley Kael (uncredited)

as Peter Hollingshead

as Tim Tyler

as Jeff Anderson

as Jack Wentworth

as Tom Holland

as Bobby Herman Sr.

as Announcer

as Mike Brannagan

as Hamilton Gregory

as Bob Sanders

as Tom Crandall

as Bill Haven

as Rick Sheffield

as The Young Man

as Bill Fortnam

as Maj. Harry Bratton

as Brennan (uncredited)

as Lt. Tom Mayfield

as Tom Wilson

as Chuck Lee

as Ralph Winton

as Thomas Weyman

as Jimmy Garland

as Steve Carter

as Fred Gibson

as Owen Talbot

as Prof. Stewart

as Ray Shapley

as Roy Bivins

as Jed Barlow

as Dr. Stevens (as Michael Dunne)

as Professor Edward 'Ed' Bland

as Frederick Manly Gerard (as Michael Dunne)

as Uncle Willis Reynolds