Dobie's stage roles in London's West End include: No Concern of Mine, Rosmersholm, The Complaisant Lover, The Tiger and the Horse, The Affair, Curtmantle, The Devils, Inadmissible Evidence, The Hallelujah Boy, The Wild Duck, Dancing at Lughnasa, Rough Justice, Hamlet and Waiting for Godot.
At the Royal Court Theatre Dobie starred in Look Back in Anger, Live Like Pigs, Major Barbara, Serjeant Musgrave's Dance, One Leg Over the Wrong Wall, Chips with Everything, The London Cuckolds and Famine.
[2] Dobie has an extensive list of television roles to his credit, including major parts in War and Peace (1972) for the BBC, Kessler (1981), The Troubleshooters and Hard Times (1977), among many others.
[5] In 1964–65 he was David Corbett, antagonist to hard-nosed business director John Wilder (played by Patrick Wymark) in the board-room drama The Plane Makers.
[7] In (1986) Dobie took a leading role in Channel 4's The Disputation, playing Rabbi Moshe ben Nahman, with Christopher Lee as King James I of Aragon, based on a true story.