Suggestions by @fcthemobianfanboy

Awkwafina

as Cinnamon in My Dog's Christmas Miracle

John Cena

as Jim Varney in Jim Varney Bio

Steve Oedekerk

as Producer in Jimmy Neutron: Boy Genius (Live-Action)

Brian Robbins

as Producer in Jimmy Neutron: Boy Genius (Live-Action)

Phil Lord and Christopher Miller

as Director in Jimmy Neutron: Boy Genius (Live-Action)

Peter Dinklage

as Professor Calamitous in Jimmy Neutron: Boy Genius (Live-Action)

Kristen Wiig

as Betty Quinlan in Jimmy Neutron: Boy Genius (Live-Action)

Jane Lynch

as Ms. Fowl in Jimmy Neutron: Boy Genius (Live-Action)

Nathan Lane

as Ooblar in Jimmy Neutron: Boy Genius (Live-Action)

Val Kilmer

as King Goobot V in Jimmy Neutron: Boy Genius (Live-Action)

Scarlett Johansson

as Beautiful Gorgeous in Jimmy Neutron: Boy Genius (Live-Action)

Robert De Niro

as Junkman in Jimmy Neutron: Boy Genius (Live-Action)

Chris Pratt

as Jet Fusion in Jimmy Neutron: Boy Genius (Live-Action)

Idris Elba

as Commander Baker in Jimmy Neutron: Boy Genius (Live-Action)

Andy Serkis

as Goddard in Jimmy Neutron: Boy Genius (Live-Action)

Mark DeCarlo

as Mr. Neutron in Jimmy Neutron: Boy Genius (Live-Action)

Renée Zellweger

as Mrs. Neutron in Jimmy Neutron: Boy Genius (Live-Action)

Jack Griffo

as Nick Dean in Jimmy Neutron: Boy Genius (Live-Action)

Sydney Park

as Libby Fallfax in Jimmy Neutron: Boy Genius (Live-Action)

Ariel Winter

as Cindy Vortex in Jimmy Neutron: Boy Genius (Live-Action)