Penn Badgley, Victoria Pedretti and Saffron Burrows reprise their roles as Joe Goldberg, Love Quinn, and Dottie Quinn respectively, with Burrows being upgraded to series regular after appearing in a recurring role in the second season. In October 2020, Travis Van Winkle and Shalita Grant were cast as series regulars and Scott Speedman was cast in a recurring role. On November 18, 2020, Dylan Arnold and Tati Gabrielle were announced as new series regular cast members, as well as recurring guests Michaela McManus, Shannon Chan-Kent, Ben Mehl, Christopher O'Shea, Christopher Sean, Bryan Safi, Mackenzie Astin, Ayelet Zurer, Jack Fisher, and Mauricio Lara – with McManus playing Joe's neighbor, shown briefly at the end of the second season. On January 25, 2021, Scott Michael Foster joined the cast in a recurring role for the third season. On April 15, 2021, it was confirmed that John Stamos would not be returning in the third season as Dr. Nicky.
