Neil Kaplan is a voice actor, entertainer and comedian. He is known for voicing Madara Uchiha in Naruto: Shippūden, Genryūsai Shigekuni Yamamoto and Tetsuzaemon Iba in Bleach, Optimus Prime in Transformers: Robots in Disguise and antagonist Emperor Zarkon in Voltron: Legendary Defender.