Nelson Eddy

Captain Jim Laurence

Ilona Massey

Natalia Alanova

Joseph Schildkraut

Count Igor Savin

Elsa Lanchester

Princess 'Tanya' Tatiana

Hugo Haas

Prince Nickolai Balinin

Lenore Ulric

Baroness Kruposny

Peter Whitney

Volkoff Overseer

Tamara Shayne

Olga Natalia's Maid

Ernö Verebes

Kyril Balinin's Aide

George Sorel

Baron Kruposny

Rick Vallin

Dovkin

Allan Dwan