Heath Ledger -- The Joker
Michael Keaton -- Batman
J.K. Simmons -- J Jonah Jameson
Evan Peters -- Quicksilver
Ryan Reynolds -- Deadpool
Hugh Jackman -- Wolverine
Kelsey Grammer -- Beast
Patrick Stewart -- Charles Xavier
Ian McKellen -- Magneto
Robert Downey Jr -- Ironman
Mark Ruffalo -- Bruce Banner
Andrew Garfield -- Spider-Man

Okay, this was a little more X-Men heavy than I was expecting.