Guest Stars Janel Parrish as Mona Vanderwaal Keegan Allen as Toby Cavanaugh Tammin Sursok as Jenna Marshall Brendan Robinson as Lucas Gottesman Cody Christian as Mike Montgomery Nolan North as Peter Hastings Brant Daugherty as Noel Kahn Yani Gellman as Garrett Reynolds Roark Critchlow as Tom Marin Annabeth Gish as Dr. Anne Sullivan Natalie Hall as Kate Betty Buckley as Regina Marin Co Starring Carlos Arellano as Officer Tulio
