Seth Green

Narrator/Travis/Fred Andrews/Alexander Cabot/Moose Mason (voice)

Rachael Leigh Cook

Josie McCoy (voice)

Betty Gilpin

Veronica Lodge (voice)

Clare Grant

Sabrina Spellman (voice)

Jared Harris

Mr. Weatherbee (voice)

Jane Lynch

Miss Grundy (voice)

Jason Mantzoukas

Jughead Jones (voice)

Ryan Phillippe

Reggie Mantle (voice)

Katee Sackhoff

Hilda Spellman (voice)

Amy Sedaris

Betty Cooper (voice)

Fred Armisen

Archie Andrews (voice)

Donald Faison

DJ / Chuck Clayton / Football Player (voice)

Breckin Meyer

Marco (voice)

Matthew Senreich

Riverdale Pride Parade Announcer / Audience Member (voice)

Cree Summer

Valerie Brown (voice)