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

Nicholas Cortland

Jungbeck

August Schellenberg

Marine Technician

Candace O'Connor

Laboratory Assistant

Joseph Golland

Meteorological Assistant

Bruce Greenwood

Technician (Tommy)

Richard Wren

Radio Operator

Don Sharp