Diamonds on Wheels

Three kids get mixed up with jewel thieves and stolen diamonds in a 24-hour road rally.

Adventure Family

Peter Firth

(Robert 'Bobby' Stewart)

George Sewell

(Henry Stewart)

Patrick Allen

(Insp. Cook)

Derek Newark

(Mercer)

Dudley Sutton

(Finch)

Barry Jackson

(Wheeler)

Christopher Malcolm

(Jock)

Edwin Richfield

Richard Wattis

(Sir Hilary Stanton)

Ambrosine Phillpotts

(Lady Truesdale)

Allan Cuthbertson

(Gus Ashley)

Arthur Hewlett

(Benjy)

Spencer Banks

(Charlie Todd)

Cynthia Lund

(Susan Stewart)

Candace Glendenning

(Elizabeth (uncredited))

Robin Langford

(Peter Pitt)

Tom Bowman

John Savident

(Steward)

Mark Edwards

(Whiteman)

Patrick McAlinney

(Junkman)

Andrew McCulloch

(Billy)

George Woodbridge

(PC Andrew)

Patrick Holt

(Steward)

Maggie Hanley

(Mrs. Maggie Stewart)

George Innes

(Insp. Timothy)