John Glover is the Tony winning actor best known for his DC Comics characters: Lionel Luthor on the hit Superman TV series Smallville, The Riddler in Batman The Animated Series and Mr. Sivana in SHAZAM!
John led the season 6 storyline of Fear The Walking Dead as big bad Teddy, a convicted serial killer who became a cult leader and launched a nuclear strike on the humans and zombies. He will reprise the role this season.
Additional DC Comics roles are in Lucifer and the nutty Dr. Woodrue (who created Uma Thurman's Poison Ivy) in Batman & Robin.
John played businessman Daniel Clamp in Joe Dante's Gremlins 2, Brice Cummings in Bill Murray's Scrooged, Verad in Star Trek Deep Space Nine, and the Devil in Brimstone.