Microsoft Game Studios and BioWare have announced the lineup of voice over actors for Mass Effect, the Xbox 360 game due to ship on November 23rd 2007. Seth Green, co-creator/executive producer/star of the Emmy-nominated "Robot Chicken", who also stars on "Family Guy", will voice the role of Joker in the upcoming epic space saga. Green has acted in film and television for over 25 years and will next be seen on the big screen in Disney's "Old Dogs" with Robin Williams and John Travolta.