A group of con artists stake their claim on a bogus uranium mine.

Humphrey Bogartas Billy Dannreuther
Jennifer Jonesas Gwendolen Chelm
Gina Lollobrigidaas Maria Dannreuther
Robert Morleyas Peterson
Peter Lorreas Julius O'Hara
Edward Underdownas Harry Chelm
Ivor Barnardas Maj. Jack Ross
Marco Tullias Ravello
Bernard Leeas Insp. Jack Clayton