All Cast
Donald Sumpter
Donald Neilson
Debbie Farrington
Lesley Whittle
Marjorie Yates
Neilson's Wife
Sylvia O'Donnell
Neilson's Daughter
Andrew Burt
Lesley's Brother
Alison Key
Lesley's Sister-in-Law
Ruth Dunning
Lesley's Mother
David Swift
Det. Chief Superintendent
Michael Barrington
Lila Kaye
Delia Paton
Edwin Apps
Gerry Sundquist
Ruth Kettlewell
Graham Ashley
Brenda Cowling
Lyn McCarthy
Paul McCarthy
Peter Copley
Barbara New
Jack Galloway
Valerie Holliman
Paul Luty
Richard Aylen
Charles Pemberton
John Eastham
Anthony Naylor
John Dixon
Christopher Holroyd