Eddie Constantine as Larry Brennan

Dawn Addams as Hedi von Hartmann

Marius Goring as Rudi Siebert

Christopher Lee as Jaeger

Nadine Tallier as Zizi

Walter Gotell as Hamburg inspector

Willy Witte as Von Hartmann

Leslie 'Hutch' Hutchinson as Piano Player

Gaylord Cavallaro as Mike Jones

Hubert Mittendorf as Schneider

Derek Sydney as Barman

Penelope Horner as Bar Girl

Georgina Cookson as Billie

Clive Dunn as Cemetery Keeper

Anna Turner as Billie's Maid