An actress and an artist are linked by his brother to deadly smugglers sought by Scotland Yard.
Terry Moore
as Alison Ford
Robert Beatty
as Tim Forrester
William Sylvester
as Dave Forrester
Josephine Griffin
as Jill Stewart
Geoffrey Keen
as Inspector Colby
Allan Cuthbertson
as Henry Carmichael
Henry Oscar
as John Smith
William Lucas
as Reg Dorking
Terence Alexander
as Fenby
Bruno Barnabe
as Italian Detective
Eric Corrie
as Pilot
Jack Howarth
as Hotel Porter
