Shannon McCormick

David Shannon McCormick (born August 19, 1971 in Atlantic, Iowa) is an American film and voice actor. He is known for his work with Rooster Teeth, voicing Agent Washington in "Red vs. Blue" and Professor Ozpin in "RWBY".
His other roles include Kuroudo Akabane in "GetBackers", Masahiro Tamano / Tanma in "Wedding Peach" and Arkillo, John Constantine, Shazam, and the Riddler in "DC Universe Online". McCormick also has experience as an improv comedian.