T.H.E. Cat

R.G. Armstrong

Police Capt. McAllister

Robert Loggia

T. Hewitt Edward Cat

Robert Carricart

Pepe Cordoza

Don 'Red' Barry

Stoddard

John Daheim

Henchman (uncredited)

Jack Perkins

Fisherman I

James Whitmore

Antoinette Bower

Gail Ogden

Matt Clark

Killer

Marilyn Devin

Lisa Lawrence

William Daniels

Tony Webb

Michele Carey

Julie Roth

Diana Muldaur

Lilah Hadis

Cyril Delevanti

Salen Grigor

Angelo Rossitto

Circus Dwarf (uncredited)

Henry Darrow

Cosmo Pumbol

Richard Anderson

Percy Hagan

Pippa Scott

Dr. Kathryn DeVrees / Louise Hadley

H.M. Wynant

Juan Sonorrito

Robert Emhardt

Fat Man

Lane Bradford

Henchman (uncredited)

Ted Jordan

Frankie Wells (uncredited)

Victor Buono

General Burek

Signe Hasso

Lili