Steve Barclay

as Naval Officer (uncredited)

as Tom's Classmate (uncredited)

as Flier (uncredited)

as Georges Villiers, duc de Buckingham

as Eddie Wheeler

as Tracy

as M.P. (uncredited)

Role: Producer

as Paolo

as Conduttore della biga

as Bruce Landy

as Smiley Gordon

as Jeff Regan

Role: Producer

as Ted Cummings (as Stephen Barclay)

as Marco Adinolfi

as George Whitmore

as Stefano Carli

as Kenny Revere

as Captain James Glover

as Stefano

as Marco