Brian Donlevy
— Steve Mitchell
Lynn Bari
— Dianne Woodward
Wally Vernon
— Waldo
John 'Dusty' King
— Prince Alexis (as John King)
Douglass Dumbrille
— Count Maxim
C. Henry Gordon
— Kolter
Sidney Blackmer
— Baron Orloff
Martin Spellman
— Prince Michael Martin
Frank Puglia
— Ivan
Hamilton MacFadden
— Bowman
Romaine Callender
— Consul's Assistant