James Caan
Role: Lee Stegler
Joanna Moore
Role: Mickey Stegler
Steve Ihnat
Role: Ross Duellan
Ted Knight
Role: Walter Larson
Charles Irving
Role: Seidel
Bobby Riha
Role: Stevie Stegler
Ray Ballard
Role: Manager (uncredited)
Benjie Bancroft
Role: Technician (uncredited)
Arthur Bernard
Role: Coopersmith (uncredited)
George Blagoi
Role: Reporter (uncredited)
Ivan Bonar
Role: Nogrady (uncredited)
Betty Bresler
Role: Ross's Secretary (uncredited)
Robert Buckingham
Role: Party Guest (uncredited)
William Conrad
Role: TV Newscaster (voice) (uncredited)
Robert Cunningham
Role: Technician (uncredited)
Ron Doyle
Role: Reporter (uncredited)
Harry Ellerbe
Role: Croyden (uncredited)
Mike Farrell
Role: Houston Engineer (uncredited)
Sharron Frye
Role: Marion (uncredited)
David Greene
Role: Technician (uncredited)
Stacy Harris
Role: Technician (uncredited)
Vincent Howard
Role: Facility Director (uncredited)
James Johnson
Role: Technician (uncredited)
Mike Lally
Role: Technician (uncredited)
Frank Mathias
Role: Technician (uncredited)
Jana Pearce
Role: Girl (uncredited)
Bob Peoples
Role: Reporter (uncredited)
Ray Pourchot
Role: Reporter (uncredited)
Robert Ridgely
Role: Little Bob (uncredited)
Christopher Riordan
Role: Employee (uncredited)
Don Rizzan
Role: Technician (uncredited)
Clete Roberts
Role: Announcer (uncredited)
Stewart Rose
Role: Reporter (uncredited)
Jerry Rush
Role: Cameraman (uncredited)
Ron Stokes
Role: Technician (uncredited)
Garrison True
Role: Engineer (uncredited)