Darren McGavin

Character: Col. Mike Blaiswick

Nick Adams

Character: Nick Grant

George De Vries

Character: Duncan

Heather Hewitt

Character: Edith Blaiswick

Michael DeBeausset

Character: Cliff Lawson

Shirley Parker

Character: Alice Grant

Bill Kelly

Character: Russian Astronaut

Chuck Zink

Character: Radio Technician

Ralph Miller

Character: Simpson

Art Barker

Character: Doctor

Monroe Myers

Character: Lawson's Aide