The Tenth Level
Obsazení
Viveca Lindfors
Mrs. Schnagel
Stephen Macht
Dahlquist
Charles White
Harry Vogel
Ossie Davis
Reed
Roy Poole
Dr. Goodman
Richard McKenzie
Mr. Dennison
Jeff Pomerantz
Professor
Damon Evans
William Shatner
Prof. Stephen Turner
Lynn Carlin
Barbara
Estelle Parsons
Crossland
Mike Kellin
Mancuso
Lindsay Crouse
Karen
John Travolta
Lab Technician (uncredited)
Fred J. Scollay
Dr. McBride