Murray Gold (in-universe)

From Tardis Wiki, the free Doctor Who reference
You may be looking for Murray Gold in the real world.
Gold playing the piano. (TVThe Devil's Chord [+]Loading...["The Devil's Chord (TV story)"])

Murray Gold played the piano when the Fifteenth Doctor and Ruby Sunday danced and sang to There's Always a Twist at the End at Abbey Road Studios to celebrate their victory over Maestro. (TV: The Devil's Chord [+]Loading...["The Devil's Chord (TV story)"])

Behind in the scenes

Murray Gold, the composer behind the music of The Devil's Chord [+]Loading...["The Devil's Chord (TV story)"] itself, was credited as playing "himself" during the final musical sequence (where he is seen playing the piano) in one of several fourth wall jokes throughout the episode.