Casts
Jon Finch
as Richard Ian Blaney
Barry Foster
as Robert Rusk
Barbara Leigh-Hunt
as Brenda Margaret Blaney
Anna Massey
as Barbara Jane 'Babs' Milligan
Alec McCowen
as Chief Inspector Tim Oxford
Vivien Merchant
as Mrs. Oxford
Billie Whitelaw
as Hetty Porter
Clive Swift
as Johnny Porter
Bernard Cribbins
as Felix Forsythe
Michael Bates
as Sergeant Spearman
