The Yin and the Yang of Mr. Go 1970

Synopsis:

An American draft dodger and aspiring writer named Nero Finnigan becomes involved with the notorious Mr. Go, an organized crime mastermind. They conspire to blackmail an American weapons scientist into providing secrets to Mr. Go's organization for resale to the highest bidder. "The Dolphin" then arrives, who is an American CIA agent and James Joyce scholar, and is charged with recovering the scientist and his work by whatever means necessary.

Directed by: Burgess Meredith
Written by: Burgess Meredith
Runtime: 89 minutes
Tagline: She Was an Instrument of Pain & Pleasure - She Even Took on the CIA!
Cast:
James Mason
James Mason
Y.Y. Go 
Jeff Bridges
Jeff Bridges
Nero Finnegan 
Jack MacGowran
Jack MacGowran
Leo Zimmerman 
Irene Tsu
Irene Tsu
Tah-Ling 
Peter Lind Hayes
Peter Lind Hayes
Prof. Robert Bannister