Alan Wray Tudyk ( ; born March 16, 1971) is an American actor and voice artist known for his roles as Hoban "Wash" Washburne in the space western television series Firefly and movie Serenity, Alpha in the science fiction TV series Dollhouse, Tucker McGee in Tucker & Dale vs. Evil, Steve the Pirate in and Wat in A Knight's Tale. He also co-starred on the ABC sitcom Suburgatory. He also had a supporting role in the film 42 as baseball manager Ben Chapman and voiced significant roles in Walt Disney Animation Studios' Wreck-It Ralph, Frozen, and Big Hero 6. Most recently, he has finished development on the web series Con Man and played Marcus in Maze Runner: The Scorch Trials.