Suggestions by @matheusborges

Jeffrey Wright

as Professor X in X-Men: Hellfire Club

Russo Brothers

as Director in X-Men: Hellfire Club

Milo Gibson

as Wolverine in X-Men: Hellfire Club

Jacob Elordi

as Colossus in X-Men: Hellfire Club

Mena Massoud

as Nightcrawler in X-Men: Hellfire Club

Ana de Armas

as Scarlet Witch in X-Men: Hellfire Club

George MacKay

as Quicksilver in X-Men: Hellfire Club

Elizabeth Gillies

as Rogue in X-Men: Hellfire Club

Jodie Turner-Smith

as Storm in X-Men: Hellfire Club

Brit Marling

as Phoenix in X-Men: Hellfire Club

Armie Hammer

as Cyclops in X-Men: Hellfire Club

Jacob Tremblay

as Magneto in Magneto: Testament

Mackenyu

as Zero in First Class

Booboo Stewart

as Riptide in First Class

Vanessa Kirby

as Vertigo in First Class

Kevin Feige

as Producer in First Class

Gary Oldman

as Mastermind in First Class

James Marsden

as Corsair in First Class

Keith David

as Nick Fury in First Class

Grant Gustin

as Sergeant Stryker in First Class