Professional killer Kersten arrives in England and is hired by Donald Edwards to murder his wife Helene. But Helene's lover Robert Vaughan discovers the plot and he trails Kersten and Edwards to a country cottage.

Michael Gough
as Donald Edwards

Erika Remberg
as Helene Edwards

Hans von Borsody
as Kersten

John Justin
as Robert Vaughan

Paul Whitsun-Jones
as Phillips

Vanda Godsell
as Betty Conlon

Anneke Wills
as Jacqueline

Jerold Wells
as Police Inspector

Victor Charrington
as Barman

Ray Smith
as Chauffeur