Alexis Denisof starred in Season 2 of Chilling Adventures of Sabrina .
Alexis Denisof as Adam Marsters : Mary Wardwell 's handsome and charming boyfriend who returns to Greendale after working overseas with Physicians Without Frontiers unaware that his fiancée 's identity has been taken over by Madam Satan .
Chilling Adventures of Sabrina -LRB-TV series-RRB-