Leo Gorcey
— Slip Mahoney
Huntz Hall
— Sach Jones / Maurice Gaston Le Beau
Bernard Gorcey
— Louie Dumbrowsky
Veola Vonn
— Mimi Du Bois
Steven Geray
— Dr. Gaspard
John Wengraf
— Vidal
Charles La Torre
— French Diplomat
Roy Gordon
— Senior UN Official
Robin Hughes
— British Agent at UN Meeting
David Gorcey
— Chuck
Benny Bartlett
— Butch
Mari Lynn
— Celeste Gambon
Gordon B. Clarke
— Jacques Gambon
Alphonse Martell
— Pierre
Fritz Feld
— Marcel the Maitre d'