Jack Palance as Eric Koertner

Jeff Chandler as Karl Wirtz

Martine Carol as Margot Hofer

Robert Cornthwaite as Franz Loeffler

Dave Willock as Peter Tillig

Wesley Addy as Wolfgang Sulke

Virginia Baker as Frau Bauer

Richard Wattis as Major Haven

Nancy Lee as Ruth Sulke

Jim Hutton as Workman at Bomb Site

Charles Nolte as Doctor

Michael Pate as Narrator (voice)

Jim Goodwin as Hans Globke