Suggestions by @dannyflanigan

Bill Barretta

as Hammerhead in Oz Cinematic Universe

Score: -1

Natalie Portman

as Jellia Jamb in Oz Cinematic Universe

Score: +1

Bret Iwan

as The Joker in Oz Cinematic Universe

Score: +1

Keala Settle

as Porcelain Woman in Oz Cinematic Universe

Score: +1

Claudia Karvan

as Porcelain Woman in Oz Cinematic Universe

Score: -1

Fiona Shaw

as Blinkie in Oz Cinematic Universe

Score: +1

Ricky Gervais

as Guardian of The Gates in Oz Cinematic Universe

Score: +1

Michael Cera

as Tin Woodman in Oz Cinematic Universe

Score: +1

Keegan Connor Tracy

as Nimee Amie in Oz Cinematic Universe

Score: +1

Maggie Smith

as Wicked Witch of The East in Oz Cinematic Universe

Score: +1

Lin-Manuel Miranda

as Scarecrow in Oz Cinematic Universe

Score: +1

Jess Harnell

as Cowardly Lion in Oz Cinematic Universe

Score: +1

Warwick Davis

as Boq in Oz Cinematic Universe

Score: +1

Judy Dench

as Locasta in Oz Cinematic Universe

Score: +1

Colin Jost

as (English) Toto in Oz Cinematic Universe

Score: +1

Frank Weller

as Toto in Oz Cinematic Universe

Score: +1

Meryl Streep

as Aunt Em in Oz Cinematic Universe

Score: +1

Keegan-Michael Key

as Uncle Henry in Oz Cinematic Universe

Score: +1

Lilla Crawford

as Dorothy Gale in Oz Cinematic Universe

Score: +1

Bill Barretta

as Assistant Writer in Oz Cinematic Universe

Score: +1