Kiefer O'Reilly
Howard Lovecraft / Davik (voice)

Michelle O'Reilly
Sarah Lovecraft (voice)

Christopher Plummer
Dr. West (voice)

Tyler Nicol
Winfield Lovecraft (voice)

Alison Wandzura
Mary Lovecraft (voice)

Sean Patrick O'Reilly
Spot (voice)

Summer O'Reilly
Gotha (voice)

Phoenix O'Reilly
Twi'i (voice)

Harmony O'Reilly
Innes (voice)

Scott McNeil
Ice Govlin 'Barry' / Govlins (voice)

Jane Curtin
Algid Bunk (voice)

Doug Bradley
The Envoy (Nyarlathotep) (voice)

Ron Perlman
Shoggoth (voice)