K.J. Apa Archie Andrews Actor Lili Reinhart Betty Cooper Actor Camila Mendes Veronica Lodge Actor Cole Sprouse Jughead Jones Actor Marisol Nichols Hermione Lodge Actor Mark Consuelos Hiram Lodge Actor Mädchen Amick Alice Cooper Actor Charles Melton Reggie Mantle Actor Riley Keough Laurie Lake Guest Star Roberto Aguirre-Sacasa Executive Producer Greg Berlanti Executive Producer Sarah Schechter Executive Producer Jon Goldwater Executive Producer Alex Pillai Director Janine Salinas Schoenberg Writer