Forbidden Secrets of Civilizations Past!

Dee Bradley Baker

Green Lantern Tomar-Re (voice)

Denise Boutte

Celestia / Faora Hu-Ul (voice)

Ben Diskin

Ma'alefa'ak / Orion (voice)

Bill Fagerbakke

Bear (voice)

Andrew Kishino

Mantis / Jax-Ur (voice)

Phil LaMarr

Metron / Vor-Kil (voice)