He has had plenty of involvement with Doctor Who in his own right, playing Professor Albert in the 2014 Christmas Special "Last Christmas" and taking on his father's role in audio form by voicing the Second Doctor in some Big Finish Doctor Who audio dramas, as well as several other roles for Big Finish.
Michael also penned a Patrick Troughton: The Biography, in which he shed light on his father's mysterious double life.
His roles in works with pages on TV Tropes:
- Jackanory: "See How They Run" (1980) — Storyteller
- Blake's 7: "Children of Auron" (1980) — Pilot Four-Zero
- Tales of the Unexpected: 2 episodes (1979, 1980) — Stewart
- Bless Me Father: "Things Are Not What They Seem" (1981) — Father Tom
- Minder: 7 episodes (1984-89) — D.C. Melish
- 2point4 Children: "The Skeleton in the Cupboard" (1992) — Mr Barstow
- The New Statesman: 26 episodes (1987-92) — Piers Fletcher-Dervish
- The Detectives: "Flash" (1995) — Marquess of Tipperary
- The Bill: "Street Life" (1995) — Brian Elliot
- Goodnight Sweetheart: "Don't Fence Me In" (1995) — George
- Is It Legal?: "Dick's House of Horror" (1995) — Mr. Arnold
- Silent Witness: "Darkness Visible" (1996) — Allen Symonds
- Woof!: 9 episodes (1997) — Mr Walters
- Hetty Wainthropp Investigates: "Helping Hansi" (1998) — Harry Sholton
- Taggart: "Out of Bounds" (1998) — Derek Halliday
- The Mrs Bradley Mysteries: "Speedy Death" (1998) — Inspector Starkey
- CASUAL+Y: "No More Mr Nice Guy" (2000) — Chris Thomas
- My Family: "Ben Wants to Be a Millionaire" (2001) — Mr. Henshaw
- Holby City: "Change of Heart" (2002) — Teddy Sedgwick
- Jonathan Creek: "The Sinner and the Sandman" (2014) — Leonard Corbyn
- Doctor Who: "Last Christmas" (2014) — Professor Albert
- Birds of a Feather: "Tombstone Blues" (2016) — Mel
