Christopher Lee as Dr. Fu Man Chu

Richard Greene as Nayland Smith

Howard Marion-Crawford as Dr. Petrie

Tsai Chin as Lin Tang

Maria Rohm as Ursula Wagner

Götz George as Carl Jensen

Ricardo Palacios as Sancho Lopez

Loni von Friedl as Celeste

Frances Khan as Carmen

Shirley Eaton as Black Widow

David de Keyser as

Robert Rietti as

Marcelo Arroita-Jáuregui as

Jesús Franco as

Olívia Pineschi as

Vicente Roca as

Francesca Tu as Lotus