Keith Szarabajka (b. December 2, 1952) is an American actor and voice artist.
His many roles include Mickey Kostmayer in The Equalizer, Daniel Holtz in Angel, and Gerald Stephens in The Dark Knight. He has also appeared in Castle, Law & Order, Babylon 5, Star Trek: Voyager, and The X-Files.
His known voice actings are Azrael from Darksiders, Joshua Graham from Fallout: New Vegas, Crowfather, Wicked K and Jamaerah from Darksiders II, Venom from Spider-Man: Web of Shadows, Cornelius Slate from Bioshock Infinite and the Didact in Halo 4.
In Supernatural, Keith portrayed prophet Donatello Redfield for six episodes in Season 11, Season 13 and Season 14. He also portrayed the Prince of Hell Asmodeus disguised as Donatello for part of one episode and Lucifer and God in the episodes Game Night respectively Our Father, Who Aren't in Heaven.
- Season 11
- Season 13
- Season 14
- Season 15
- He also appeared in two similar monster-of-the-week style TV series, Angel and Charmed. John Rubinstein and Harry Groener also appeared in all three (though in Harry Groener's case, he appeared in Buffy the Vampire Slayer, which is set in the same universe as Angel). Many other actors from Buffy the Vampire Slayer or Angel have worked in Supernatural, most notably Jeffrey Dean Morgan, Ridge Canipe, Rob Benedict, Chad Lindberg, Amber Benson, Julie Benz, Amy Acker, James Marsters, Charisma Carpenter and Felicia Day.