On screen
Cast
20 credited performers
Donald Sutherland
Frank Lansing
Vanessa Redgrave
Heddi Lindquist
Richard Widmark
Otto Gerran
Christopher Lee
Lechinski
Barbara Parkins
Judith Rubin
Lloyd Bridges
Smithy
Lawrence Dane
Paul Hartman
Patricia Collins
Inge Van Zipper
Michael J. Reynolds
Heyter
Artwork unavailable
Nicholas Cortland
Jungbeck
August Schellenberg
Marine Technician
Artwork unavailable
Candace O'Connor
Laboratory Assistant
Artwork unavailable
Joseph Golland
Meteorological Assistant
Bruce Greenwood
Technician (Tommy)
Artwork unavailable
Richard Wren
Radio Operator
Hagan Beggs
Larsen
Artwork unavailable
Michael Collins
Ship's Captain
Artwork unavailable
Robert Stelmach
Ship's Radio Operator
Artwork unavailable
Terry Waterhouse
Helicopter Crewman
Mark Jones
Cook