Question: Odin's People was an Irish folk trio active in the 1960s, made up of Larry Johns, and the twins Elaine and Derek Thompson, a Northern Irish actor, most notable for playing Charlie Fairhead in which long-running BBC television medical drama series?
Sentence (from "Simon Williams (actor)"): Simon Williams (born 16 June 1946), is an English actor known for playing James Bellamy in the period drama "Upstairs, Downstairs".
Relevant evidence: No