The police, with the help of a baker, try to find the owner a loaf of bread accidentally poisoned with potassium cyanide.
Geoffrey Keen
Jane Hylton
Gordon Jackson
Dermot Kelly
Shirley Lawrence
Eileen Moore
Molly Urquhart
Rupert Davies
Gillian Vaughan
Barbara Archer
Timothy Bateson
Noel Hood
Vivienne Bennett
Jack Stewart
