Suggestions by @rebel

Benedict Cumberbatch

as Arthur Slugworth in Willy Wonka & the Chocolate Factory (2011)

Bradley Cooper

as Mr Turkentine in Willy Wonka & the Chocolate Factory (2011)

Hugh Jackman

as Bill in Willy Wonka & the Chocolate Factory (2011)

Tina Fey

as Mrs Bucket in Willy Wonka & the Chocolate Factory (2011)

Cameron Boyce

as Mike Teavee in Willy Wonka & the Chocolate Factory (2011)

Julia Roberts

as Mrs Teavee in Willy Wonka & the Chocolate Factory (2011)

Bella Thorne

as Violet Beauregarde in Willy Wonka & the Chocolate Factory (2011)

Brad Pitt

as Sam Beauregarde in Willy Wonka & the Chocolate Factory (2011)

Christian Bale

as Henry Salt in Willy Wonka & the Chocolate Factory (2011)

Asa Butterfield

as Charlie Bucket in Willy Wonka & the Chocolate Factory (2011)

Robert David Hall

as Grandpa Joe in Willy Wonka & the Chocolate Factory (2011)

Neil Patrick Harris

as Willy Wonka in Willy Wonka & the Chocolate Factory (2011)