Complex sentence: In 1969 he had a small role in the "Doctor Who" story "The Space Pirates", and in the 1970s appeared in the first two series of It Ain't Half Hot Mum.
Split into simpler sentences: In 1969 he had a small role in the "Doctor Who" story "The Space Pirates". In the 1970s he appeared in the first two series of It Ain't Half Hot Mum.