Archie Andrews (as KJ Apa)
Betty Cooper
Veronica Lodge
Jughead Jones
Hermione Lodge
Cheryl Blossom
Alice Cooper
Fred Andrews
Kevin Keller
Tom Keller
FP Jones
Penelope Blossom
Melody Valentine (as Asha Bromfield)
Cliff Blossom
Valerie Brown
Hal Cooper
Joaquin DeSantos
Mustang (as Chris Rosamond)
Polly Cooper
Rose Blossom
Vic
Moose Mason
Ginger Lopez
Quarterback
Tina Patel (as Olivia Ryan-Stern)
Pop Tate
Serpent Bartender
Jason Blossom
Reggie Mantle (uncredited)
South Side Serpent / Student / Football Player (uncredited)