Suggestions by @nikobatman

Choi Min-sik

as Moon-Song Eun in Monster Park

Donnie Yen

as Doctor Yen Qian in Monster Park

Jon Bernthal

as Massimo Di Natolli in Monster Park

Brie Larson

as Joyce Mannister in Monster Park

Jamie Foxx

as Demetrius Embele in Monster Park

Ana de Armas

as Doctor Federica Palacios in Monster Park

Hugo Weaving

as Chernabog (Voice) in Monstrous Manor

Eminem

as Eminem in Monstrous Manor

Seth Rogen

as The Pizza Delivery Man in Monstrous Manor

Amber Midthunder

as Deputy Elisabeth "Beth" Longshadow in Monstrous Manor

Robert Patrick

as Sheriff Martin Emerton in Monstrous Manor

David Tennant

as Azazel in Monstrous Manor

Alfred Molina

as The Goblin's King (Voice) in Monstrous Manor

Hafþór Júlíus Björnsson

as Paul Bunyan in Monstrous Manor

Dee Bradley Baker

as Haunted Pizzaria's Animatronics (Voice) in Monstrous Manor

Liam Cunningham

as Father Ian Sullivan in Monstrous Manor

Ian McKellen

as Doctor Septimus Pretorius in Monstrous Manor

Stephen Lang

as Lord Deak (Voice) in Monstrous Manor

Sofía Vergara

as Echidna (Voice and Mocap) in Monstrous Manor

Terry Notary

as Nemean Lion (Mocap) in Monstrous Manor