Suggestions by @kenyon

Tom Holkenborg

as Composer in League of Extordinary Gentlemen Reboot (Grunge Western)

Natalie Portman

as Mina Harker in League of Extordinary Gentlemen Reboot (Grunge Western)

Chris Hemsworth

as Allen Quartermain in League of Extordinary Gentlemen Reboot (Grunge Western)

Walton Goggins

as Rodney Skinner in League of Extordinary Gentlemen Reboot (Grunge Western)

Robert Downey Jr.

as Dorian Grey in League of Extordinary Gentlemen Reboot (Grunge Western)

Tom Holland

as Tom Sawyer in League of Extordinary Gentlemen Reboot (Grunge Western)

Irrfan Khan

as Captain Nemo in League of Extordinary Gentlemen Reboot (Grunge Western)

Josh Gad

as Snarf in ThunderCats Live Action

Henry Cavill

as Lion-O in ThunderCats Live Action

Andy Serkis

as Producer in ThunderCats Live Action