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

Peter Arne

Captain of Guard

Desmond Llewelyn

George Coggins

Victor Maddern

Junkman

Arthur Mullard

Cyril, Big Man

Gerald Campion

Minister

Monti DeLyle

Minister

Totti Truman Taylor

Duchess

Larry Taylor

Lieutenant

Max Wall

Inventor

Michael Darbyshire

Inventor

Gerald Taylor

Inventor

Richard Wattis

Secretary at Sweet Factory (Uncredited)

Phil Collins

Vulgarian Teen

Vic Armstrong

Cavalry Guard at Cannon (uncredited)

Roy Beck

Grand Prix Spectator (uncredited)

Phil Collins

Vulgarian Child (uncredited)

Sadie Corre

Field Worker (uncredited)

Harry Fielder

Soldier at Castle (uncredited)

Henry Gibson

Dancer (uncredited)

George Leech

Chitty's original driver (uncredited)

Dido Plumb

Townsman (uncredited)

Richard Wattis

Secretary at Sweet Factory (uncredited)

Reg Thomason

Castle Guest (uncredited)