Howard Duff
Dave Pomeroy
Acting
Linda Cristal
Dr. Paula Stevens
Acting
Stephen McNally
James Kincade
Acting
Nehemiah Persoff
August Best
Acting
Anne Jeffreys
Myra Pryor
Acting
Oscar Beregi Jr.
Dr. Paul Cerbo
Acting
Gregory Morton
Steadman
Acting
Dennis Hopper
Goff
Acting
George Barrows
Ernest
Acting
John Hoyt
Dr. Milton Becker
Acting
Steve Franken
Hal Johnson
Acting
Mike Farrell
Dick Blaine
Acting
Stanley Clements
Albert
Acting
Rush Williams
Reporter
Acting
Eilene Janssen
Information Clerk
Acting
Wesley Lau
Lt. Brady
Acting
George Sawaya
Karl Sinden (Mr. X)
Acting