Michael Clarke Duncan was originally intended to play Ben King, reprising the role from the first game. He passed away very early into the voice recording process, however, and the role was recasted to Terry Crews. At one point during the credits, however, there is a moment where the entire voice cast sings along to Biz Markie's "Just a Friend." Duncan had completed the recording for that part and thus is heard along with the rest of the cast as a tribute. Towards the end of the song, the various cast members' voices all fade out, leaving only his voice to finish the song. See more
Before you I place a choice. Walk through the blue door and continue to face yet more failures at saving those closest to you. Your race will live on borrowed time and will, through your violent arrogance, wind up extinct. Walk through the red door, however, and I will release the humans whom I have collected. I will give them amnesty and even a ship from my fleet to do with as they see fit. However, in choosing this door, you will willingly submit yourself to execution. This is the moment ...