 He acted a small role in the second Peter Cushing film, "Daleks' Invasion Earth 2150 A.D." (1966), and was later cast in the television series itself four times.He appeared in two Second Doctor serials, "The Krotons" (1968) as Eelek and "The War Games" (1969) as the War Lord.He appeared in two Fourth Doctor serials, "The Brain of Morbius" (1976) and "The Power of Kroll" (1978-79).