Bishop also provided vocal work for the 1974 animated TV series of' and appeared in the final episode of the British WWII POW drama "Colditz", Bishop appears as Lt. Col. Harrity.
Bishop also provided vocal work for the animated version of' and for "Full Fathom Five", a "Doctor Who" audio drama produced by Big Finish Productions. In the final episode of the British WWII POW drama "Colditz", Bishop appears as Lt. Col. Harrity.