A chance photograph may reveal a murderer's identity - and someone's after the photographer!
John Bentley
as Pete Fleming
Rona Anderson
as Barbara Leyland
Garry Marsh
as Beaumont
Alexander Gauge
as Denis Clayton
John Horsley
as Lamport
Frank Forsyth
as Inspector Grayle
Ronan O'Casey
as Trickson
Ingeborg von Kusserow
as Maxine Golder
Doris Hare
as Woman Police Sergeant
Eric Berry
as Mike Gerraty
Alan Robinson
as Photography Expert
Ryck Rydon
as Trixon
