Dr. Newleaf
Dr. Roland Newleaf was the leader of the Manicoids on planet Earth, he pretended to practice plastic surgery at his Newleaf Institute for Natural Beauty. He panicked when he accidentally revealed himself to the Middleman and Wendy and called for security. However the Middleman told him of their good intentions. Later Dr. Newleaf was captured by Dr. Gill but rescued by the Middleman and his fellow Manicoids. ("The Manicoid Teleportation Conundrum")