Suggestions by @jdfitzgerald

Keegan-Michael Key

as Toad in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Tom Kenny

as Yoshi in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Jeff Goldblum

as Waluigi in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Danny DeVito

as Wario in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Charlie Day

as Luigi Mario in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Anya Taylor-Joy

as Princess Peach in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Emma Watson

as Princess Daisy in The Super Mario Bros.: Animated Adventure - Season 2, 3, and 4

Celia Imrie

as Little miss splendid in The Mr Men Movie

Richard Hammond

as Oliver the Great Western Engine in Thomas and the Magic Railroad (2001)

Clancy Brown

as Salty in Thomas and Friends (If it was owned by Hasbro)

Tom Holland

as Percy in Thomas and Friends (If it was owned by Hasbro)

Hugh Jackman

as Henry in Thomas and Friends (If it was owned by Hasbro)

Steve Carell

as Sir Handel in Thomas and Friends (If it was owned by Hasbro)

Alan Cumming

as Duncan in Thomas and Friends (If it was owned by Hasbro)

Simon Pegg and Nick Frost

as Iron Arry & Iron Bert in Thomas and Friends (If it was owned by Hasbro)

Malcolm McDowell

as Diesel 10 in Thomas and Friends (If it was owned by Hasbro)

Peter Cullen

as Gordon in Thomas and Friends (If it was owned by Hasbro)

Charlie Day

as Luigi Mario in Super Mario Bros.: The New Animated Series (Version 4)

Ron Perlman

as Boswer in Super Mario Bros.: The New Animated Series (Version 4)

Tom Kenny

as Diddy Kong in Super Mario Bros.: The New Animated Series (Version 4)