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 Mark Consuelos Hiram Lodge Actor Casey Cott Kevin Keller Actor Mädchen Amick Alice Cooper Actor Vanessa Morgan Toni Topaz Actor Charles Melton Reggie Mantle Actor Drew Ray Tanner Fangs Fogarty Actor Erinn Westbrook Tabitha Tate Actor Ashleigh Murray Josie McCoy Guest Star Hayley Law Valerie Guest Star Ashanti Bromfield Melody Guest Star Camille Hyde Alexandra Cabot Guest Star Roberto Aguirre-Sacasa Executive Producer Greg Berlanti Executive Producer Sarah Schechter Executive Producer Jon Goldwater Executive Producer Robin Givens Director Ariana Jackson Writer Evan Kyle Writer