Boris Karloff

"General" Wu Yen Fang

Gordon Oliver

Jim Hallet

Beverly Roberts

Jane Creed

Ricardo Cortez

Gordon Creed

Sheila Bromley

Lola Galt

Douglas Wood

Myron Galt

Gordon Hart

Dr. Abernathy

Richard Loo

Mr. Cheng

Chester Gan

Capt. Nui

Vladimir Sokoloff

General Fu Shan