Timothy Dingwall Bateson (3 April 1926 – 15 September 2009) was an English actor. He appeared in many film, television and radio productions including The Avengers, The Cadfael Chronicles, Doctor Who (in the serial entitled "The Ribos Operation") and Labyrinth. He also provided the voices for several characters in the children's TV series Tugs (1989). Most notably, he provided the voice of O.J., the oldest member of the Star Fleet. Since 1994, he did the voice of Measley from the audiotape version of The Animals of Farthing Wood. He voiced the house-elf Kreacher in Harry Potter and the Order of the Phoenix, his last work.