TV Guide is reporting that actor Nathan Fillion (Castle, Firefly) will be voicing the character of Hal Jordan/Green Lantern in the upcoming "Green Lantern: Emerald Knights" animated movie set to be released on DVD/Blu ray from Warner Home Video this summer. Look for the animated feature to be released on June 7, 2011, just 10 days before the big budget live-action Green Lantern movie which stars Ryan Reynolds as Hal Jordan opens in theaters.

Other voice cast members for this movie will include Jason Isaacs (Lucius Malfoy from the Harry Potter movies), Elisabeth Moss (Mad Men), Kelly Hu (Hawaii Five-0), Henry Rollins and"Rowdy" Roddy Piper.