Christopher Meloni

Character: Hal Jordan (voice)

Victor Garber

Character: Sinestro (voice)

Michael Madsen

Character: Kilowog (voice)

Tricia Helfer

Character: Boodikka (voice)

John Larroquette

Character: Tomar-Re (voice)

Kurtwood Smith

Character: Kanjar Ro (voice)

Larry Drake

Character: Ganthet (voice)

William Schallert

Character: Appa Ali Apsa (voice)

Olivia D'Abo

Character: Carol Ferris (voice)

Juliet Landau

Character: Labella (voice)

David L. Lander

Character: Ch'p (voice)

Richard McGonagle

Character: Abin Sur (voice)

Rob Paulsen

Character: Weaponers (voice)

Kath Soucie

Character: Arisia Rrab (voice)

Bruce Timm

Character: Bug Boy (voice)

Jim Wise

Character: Lieutenant (voice)