The Astronaut

Kurt Anderson

Eddie Reese / Col. Brice Randolph

Dr. Wylie

John Phillips

Gail Randolph

Don Masters

Tom Everett

Astronaut Higgins

Carl Samuels

Toni Scott

Freddie

Boy's Mother

Agent Wilson

Walters

Beachgoer

Fred, Beachgoer's Friend

Photographer (uncredited)