Christian Michael Leonard Slater is an American actor, voice actor, and producer. He made his film debut with a leading role in the 1985 drama film The Legend of Billie Jean. He also played Adso of Melk alongside Sean Connery in the 1986 mystery film The Name of the Rose before gaining wider recognition for his breakthrough role in the 1989 cult black comedy film Heathers. Additionally, he voiced Pips in the 1992 20th Century Fox animated film FernGully: The Last Rainforest.
For Disney, he voiced Paul in the Phineas and Ferb episode "Delivery of Destiny", Grim Buccaneer in Jake and the Never Land Pirates, Ushari in The Lion Guard, Elliot Decker in Milo Murphy's Law, Ren in LEGO Star Wars Terrifying Tales, and Allagash in Willow. He will play Mulgarath in The Spiderwick Chronicles remake.