Jewel thieves, murder, and a manhunt swirl around a sailor off a cargo ship in post-war London.
Bonar Colleano
as Dan MacDonald
Susan Shaw
as Pat
Renée Asherson
as Sally
Earl Cameron
as Johnny Lambert
Moira Lister
as Maisie
Max Adrian
as Charlie Vernon - acrobat / George
Joan Dowling
as Pamela, Maisie's sister
James Robertson Justice
as Engine Room Officer Trotter
Leslie Phillips
as Harry
Alfie Bass
as Alf
John Longden
as DI Williams
Michael Golden
as Customs Officer Andrews