Alan Tudyk

Alan Wray Tudyk is an American actor and voice actor[2] known for his roles as Hoban "Wash" Washburne in the space western  television series Firefly and the accompanying film Serenity, and Alpha in the science fiction  TV series Dollhouse. He co-starred as Tucker McGee in Tucker & Dale vs. Evil, and has appeared in many other films, including DodgeBall: A True Underdog Story, A Knight's Tale, 42, Maze Runner: The Scorch Trials and Rogue One. He has also voiced characters in every Walt Disney Animation Studios film since Wreck-It Ralph in 2012.
He provided the voice for Alistair Krei in Disney's 2014 animated feature film, Big Hero 6.