Gene Wilder
Willy Wonka

Peter Ostrum
Charlie Bucket

Jack Albertson
Grandpa Joe

Michael Bollner
Augustus Gloop

Julie Dawn Cole
Veruca Salt

Denise Nickerson
Violet Beauregarde

Paris Themmen
Mike Teevee

Nora Denney
Mrs. Teevee

Roy Kinnear
Mr. Salt

Leonard Stone
Mr. Beauregarde

Ursula Reit
Mrs. Gloop

Günter Meisner
Mr. Slugworth

Diana Sowle
Mrs. Bucket

Aubrey Woods
Bill

David Battley
Mr. Turkentine

Peter Capell
The Tinker

Werner Heyking
Mr. Jopeck

Peter Stuart
Winkelmann

Pat Coombs
Henrietta Salt (uncredited)

Michael Goodliffe
Mr. Teevee (uncredited)

Kurt Großkurth
Mr. Gloop (uncredited)

Stephen Dunne
Stanley Kael (uncredited)

Madeline Stuart
Madeline Durkin (uncredited)

Walker Edmiston
Mr. Slugworth (uncredited)

Tim Brooke-Taylor
Computer Scientist (uncredited)

Michael Gahr
Reporter in Germany (uncredited)

Ed Peck
FBI Agent (uncredited)

Malcolm Dixon
Oompa Loompa (uncredited)

Rusty Goffe
Oompa Loompa (uncredited)

Angelo Muscat
Oompa Loompa (uncredited)