Kenji Ushio (潮 健児 Ushio Kenji) (23 March 1925 - 19 September 1993), played Ambassador Hell in the original Kamen Rider. He reprised his role in episodes 27 and 28 of Kamen Rider V3. He later played Hell's brother Ambassador Darkness in Birth of the 10th! Kamen Riders All Together!!.