After conquering R'yleh and the Frozen Kingdom young Howard Lovecraft must now travel to the Undersea Kingdom in order to free his captured family, protect three mysterious magical books, and prevent the impending wrath of Cthulhu.
Kiefer O'Reilly
as Howard Lovecraft / Davik (voice)
Michelle O'Reilly
as Michelle Lovecraft (voice)
Summer O'Reilly
as Gotha (voice)
Phoenix O'Reilly
as Twi'i (voice)
Harmony O'Reilly
as Innes (voice)
Scott McNeil
as Govlins / Ice Govlin 'Barry' / Dagon (voice)
Sean Patrick O'Reilly
as Spot (voice)
Jeffrey Combs
as King Abdul (voice)
Ron Perlman
as Shoggoth (voice)
Doug Bradley
as The Envoy / Nyarlathotep (voice)
Mark Hamill
as Dr. Henry Armitage (voice)
Tyler Nicol
as Winfield Lovecraft (voice)
