Howard Duff (Dave Pomeroy)
Linda Cristal (Dr. Paula Stevens)
Stephen McNally (James Kincade)
Nehemiah Persoff (August Best)
William Tannen
Mike Farrell
Rush Williams
Phillip Terry
James Seay
Wendy Stuart
Walter Scott
Dodie Warren
Jim Adams
Bee Tompkins
Jan Watson
Maurice Wells
George Sawava
Walter Reed
George Barrows
Hank Brandt
Stanley Clements
Douglas Evans
Eddie Firestone
Steve Franken
John Hoyt
Eilene Janssen
Anne Jeffreys (Myra Pryor)
Wesley Lau
Leon Lontoc
Deanna Lund
John M. Pickard
Tex Armstrong
Oscar Beregi (Dr. Paul Cerbo)
Gregory Morton (Steadman)
Dennis Hopper (Goff)