Sick MindBackdropTransformers: PrimePoster8.0Rated 8.0 on TMDBTransformers: PrimeSick MindSeason 1, Episode 13GalleryA Decepticon plague infects Optimus Prime, so Arcee and Bumblebee sneak onto the Nemesis to find the cure.CastPeter CullenOptimus Prime (voice)Jeffrey CombsRatchet (voice)Frank WelkerMegatron (voice)
