as Cap. Droet
as George Whitmore
as Kenny Revere
as Conduttore della biga
as Smiley Gordon
as Eddie Wheeler
as Georges Villiers, duc de Buckingham
as Captain James Glover
as Jeff Regan
as Tom's Classmate (uncredited)
as Marco Adinolfi
as Bruce Landy
as Flier (uncredited)
as Marco
as Naval Officer (uncredited)
as Ted Cummings (as Stephen Barclay)
as Tracy
as Paolo
as Stefano
as Stefano Carli
