In this capacity he worked on Doctor Who between 1974 and 1976, and briefly appeared on screen as one of the faces in the mind-bending sequence of The Brain of Morbius (1976),[1] later suggested as an early incarnation of the Doctor by producer Philip Hinchcliffe.
He also worked on the BBC's adaptations of David Copperfield (1974–75) and Anna Karenina (1977).
Gallaccio worked as a drama producer for the first time on the six-part serial The Legend of Robin Hood (1975), and later produced two series for BBC Scotland, the supernatural The Omega Factor (1979) and the Andrea Newman serial Mackenzie (1980).
He was the BBC management's first choice to produce Doctor Who following the departure of Graham Williams in 1980, but turned it down.
[2] Between 1988 and 1991, he served as the final producer of Bergerac, the detective drama series set in Jersey.