The Yin and the Yang of Mr. Go

James Mason

Y.Y. Go

Jack MacGowran

Leo Zimmerman

Irene Tsu

Tah-Ling

Jeff Bridges

Nero Finnegan

Peter Lind Hayes

Prof. Robert Bannister

Clarissa Kaye-Mason

Zelda

Burgess Meredith

The Dolphin

Gigo Tevzadze

Dr. Ading

King Hu

Ito Suzuki

Broderick Crawford

Parker

Jay Adler

Dr. Yul

June Sampson

Miss Hagen

Robert Cabot

Clay (uncredited)

Valentine Dyall

Narrator (uncredited)

Chin Hsiao