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Sean Donnellan is an American actor, television host, voice artist, and comedian. He is best known for being a host on How to Boil Water and Faux Pause and the announcer on Batman Beyond. He is the voice of Penny's TV Dad in Bolt and the voice of Ben 10,000 in Ben 10: Ultimate Alien.
He has also done voice work on numerous video games, such as Age of Mythology, Law & Order: Justice is Served, Command & Conquer: Generals, Command & Conquer: Renegade, Terminator 3: Redemption, Emperor: Battle for Dune, S.W.A.T. 4, 50 Cent: Bulletproof, The Incredible Hulk: Ultimate Destruction, Gothic 3, SWAT 4: The Stetchkov Syndicate, Spider-Man 3, Resistance: Fall of Man, Agatha Christie: Murder on the Orient Express, Turok (2008), World of Conflict, and Destroy All Humans! Big Willy Unleashed.