Robin Askwith

as Timmy Lea

Anthony Booth

as Sid Noggett

Linda Hayden

as Policewoman Elizabeth Radlett

Bill Maynard

as Mr. Walter Lea

Dandy Nichols

as Mrs. Lea

Sheila White

as Rosie Noggett

John Le Mesurier

as Inspector John Radlett

Richard Wattis

as Mr. Prendergast