Robert Conrad

as Paul Ryan

Howard Duff

as Lynn D. Compton

Diane Baker

as Mary Brokaw

J.D. Cannon

as Nicholas Devaney

Gerald S. O'Loughlin

as Sgt. Andrushian

Alfred Ryder

as Dr. Donald Stuart

Scott Brady

as Sidney A. Cherniss Jr.

Carlos Romero

as Bob Ramirez

Dana Elcar

as Dr. Carl Enright

David Opatoshu

as Dr. Rudolph Grainger

Patric Knowles

as Charles Lloyd

Alan Hewitt

as Judge Tanner

Fredricka Meyers

as Vee Ryan

Chuck Daniel

as Larry Triplett

Ford Rainey

as Dr. Ellis Anders

Dean Harens

as Judge Skinner

Howard Culver

as Newscaster

Christopher Riordan

as Ricky