Dick Van Dyke
Caractacus Potts
Sally Ann Howes
Truly Scrumptious
Lionel Jeffries
Grandpa Potts
Gert Fröbe
Baron Bomburst
Anna Quayle
Baroness Bomburst
Benny Hill
Toymaker
James Robertson Justice
Lord Scrumptious
Robert Helpmann
Child Catcher
Barbara Windsor
Blonde
Davy Kaye
Admiral
Alexander Doré
First Spy
Bernard Spear
Second Spy
Stanley Unwin
Chancellor
Peter Arne
Captain of Guard
Heather Ripley
Jemima Potts
Adrian Hall
Jeremy Potts
Desmond Llewelyn
George Coggins
Victor Maddern
Junkman
Arthur Mullard
Cyril, Big Man
Ross Parker
Chef
Gerald Campion
Minister
Felix Felton
Minister
Monti DeLyle
Minister
Totti Truman Taylor
Duchess
Larry Taylor
Lieutenant
Max Bacon
Orchestra Leader
Max Wall
Inventor
John Heawood
Inventor
Michael Darbyshire
Inventor
Kenneth Waller
Inventor
Gerald Taylor
Inventor
Eddie Davis
Inventor
Robert Arditti
Dancer (uncredited)
Vic Armstrong
Cavalry Guard at Cannon (uncredited)
Michael Audreson
Peter (uncredited)
Theo Aygar
4th Minister (uncredited)
John Baskcomb
Castle Chef (uncredited)
Roy Beck
Grand Prix Spectator (uncredited)
Jimmy Berriman
Child in Castle (uncredited)
Eunice Black
Courtier (uncredited)
Bill Brandon
'Test your Strength' Attendant (uncredited)
Phil Collins
Vulgarian Child (uncredited)
Tim Condren
Cavalry Guard (uncredited)
Sadie Corre
Field Worker (uncredited)
John Corrie
Soldier (uncredited)
John Crocker
Under Chef (uncredited)
Cyril Cross
Minister (uncredited)
Dan Darnelli
Man in the Sweet Factory (uncredited)
Gabrielle Daye
Lady-in-Waiting (uncredited)
Ernest Fennemore
Man at Fair (uncredited)
Harry Fielder
Soldier at Castle (uncredited)
Henry Gibson
Dancer (uncredited)
Carson Green
Urchin (uncredited)
Kay Hamilton
3rd Duchess (uncredited)
Miranda Hampton
Scullery Maid (uncredited)
John Hicks
Boy (uncredited)
Robert Jenner
Field Worker (uncredited)
Nigel Kingsley
Child in Castle (uncredited)
Teddy Kiss Atom
Minor Role (uncredited)
George Leech
Chitty's original driver (uncredited)
Jim Machin
Child (uncredited)
Mary Maxfield
Lady at the Fair (uncredited)
Connel Miles
Dancer (uncredited)
Roy Murray
Fairground Barker (uncredited)
Grace Newcombe
2nd Duchess (uncredited)
Dickie Owen
Major Domo (uncredited)
Paul Phillips
Soldier (uncredited)
Dido Plumb
Townsman (uncredited)
Colin Rix
Chauffeur (uncredited)
Jessie Robins
Pastry Cook (uncredited)
Richard Wattis
Secretary at Sweet Factory (uncredited)
Reg Thomason
Castle Guest (uncredited)