Sean Depner (Born March 12, 1993) is a Canadian Actor who has starred in a number of TV shows as of the 2010s. He is best known as portraying a main antagonist by the name of Bret Weston Wallis in the later seasons of the CW's TV show Riverdale (2017-present), as well as portraying Viktor, a main character in the TV show Deadly Class (2018-2019). He has been acting since the Late 2000s/Early 2010s and was in many TV shorts and some TV shows before landing these more prominent roles at the end of the 2010s. Additionally, he has appeared in episodes of Supernatural, The Order, and The Killing; also.