Glenn Ford
as Julio Desnoyers
Ingrid Thulin
as Marguerite Laurier
Charles Boyer
as Marcelo Desnoyers
Lee J. Cobb
Yvette Mimieux
as Chi Chi Desnoyers
Paul Henreid
as Etienne Laurier
Karl Boehm
as Heinrich von Hartrott
Harriet MacGibbon
as Dona Luisa Desnoyers
George Dolenz
as Gen. von Kleig
Stephen Bekassy
as Col. Kleinsdorf
Richard Franchot
as Franz von Hartrott (uncredited)