as Jeff Tracy (voice)

as Jeff Tracy (voice)

as Jeff Tracy / Professor Heinz Bodman (voice)

as Jeff Tracy / Commander Norman / Interceptor One Pilot (voice)

as Robert Hathaway

as Escalus, Prince of Verona

as Captain

as Lord St Erth

as Pat Tarley

as

as Von Bulow

as David Garrick

as The Investigator (voice)

as Ezra Meade

as

as

as Balkov

as

as Col. Golchenko

as Jeff Tracy (voice)

as Lord Alistair Abdington

as Jeff Tracy (voice)

as German Officer #1

as Commander Charles Hastings

as Commander Charles Hastings

as

as Jeff Tracy

as Narrator / Parisian Radio Operator (voice) (uncredited)

as Paul Verrier

as Nat Grendel

as Richard Eade

as

as Lloyd Greener

as Mark Lemming

as

as Tom

as Commander Jenkins (uncredited)

as Len Hickman

as

as LeRoy

as Larry Stanford

as Dr. Morrow

as Hadley

as Willy Reichel

as Dr. Rene Normand

as Mr. Washington

as Baron Mauray

as Arthur Hayes

as Red Darrow

as

as Uncle George

as Midger

as Tony Roscoe

as Regan (uncredited)

as Miller

as Lady Anthea's Husband (uncredited)