In 2005, on ITV, Gemmill starred in Distant Shores, as Duncan, alongside Samantha Bond and Peter Davison, while in 2007, Gemmill he appeared as Dr David York in the Channel 4 drama Cape Wrath.
•
In a "celebrity" edition of Mastermind, aired on BBC 1 on 1 January 2010, Gemmill defeated comedians John Bishop and Ed Byrne and TV presenter Anneka Rice to win the trophy.
Tristan und Isolde | Tristan | Tristan Tzara | Tristan Murail | Tristan Bernard | Tristan da Cunha | Tristan Keuris | Tristan l'Hermite | Tristan Gale | Tristan and Iseult | Prose Tristan | François Tristan l'Hermite | Tristan Rogers | Tristan Park | Tristan Needham | Tristan Emmanuel | Tristan Dyer | Tristán de Luna y Arellano | Tristan Bowen | Tristán Bauer | Tristan Bancks | R. Scott Gemmill | Prose ''Tristan'' | Frédérick Tristan |