Nathan Fillion
Hal Jordan / Green Lantern (voice)
Acting
Jason Isaacs
Sinestro (voice)
Acting
Elisabeth Moss
Arisia Rrab (voice)
Acting
Henry Rollins
Kilowog (voice)
Acting
Arnold Vosloo
Abin Sur (voice)
Acting
Tony Amendola
Kentor / Appa Ali Apsa (voice)
Acting
Steve Blum
Kloba Vud (voice)
Acting
Grey DeLisle
Ree'Yu / Ardakian Trawl / Boodikka (voice)
Acting
Kelly Hu
Laira (voice)
Acting
Michael Jackson
Ganthet (voice)
Acting
Peter Jessop
Salaak (voice)
Acting
David Kaufman
Rubyn (voice)
Acting
Sunil Malhotra
Bolphunga's Ship (voice)
Acting
Roddy Piper
Bolphunga (voice)
Acting
Andrea Romano
Abin Sur's Ring / Deegan's Ring (voice)
Production
Jane Singer
Wachet (voice)
Acting
James Arnold Taylor
Tomar-Re / Ysmault Prisoner (voice)
Acting
Bruce Thomas
Atrocitus (voice)
Acting
Mitchell Whitfield
Avra (voice)
Acting
Wade Williams
Deegan (voice)
Acting
Gwendoline Yeo
Blu (voice)
Acting
Bruce Timm
Galius Zed (voice) (uncredited)
Production