K.J. Apa Archie Andrews Actor Lili Reinhart Betty Cooper Actor Camila Mendes Veronica Lodge Actor Cole Sprouse Jughead Jones Actor Madelaine Petsch Cheryl Blossom Actor Marisol Nichols Hermione Lodge Actor Mädchen Amick Alice Cooper Actor Luke Perry Fred Andrews Actor Ashleigh Murray Josie McCoy Actor Casey Cott Kevin Keller Actor Mark Consuelos Hiram Lodge Actor Skeet Ulrich F.P. Jones Actor Brit Morgan Penny Peabody Guest Star Nathalie Boltt Penelope Guest Star Roberto Aguirre-Sacasa Executive Producer Greg Berlanti Executive Producer Sarah Schechter Executive Producer Jon Goldwater Executive Producer Rob Seidenglanz Director Shepard Boucher Writer