Ben Foster

Self - Conductor and Orchestrator

Neve McIntosh

Host - Madame Vastra

Dan Starkey

Host - Strax

Matt Smith

Self - Special Guest Appearance / The Doctor (11)

Jenna Coleman

Self - Special Guest Appearance / Clara Oswald

Carole Ann Ford

Self - Special Guest Appearance

Peter Davison

Self - Special Guest Appearance / The Doctor (5) (archive footage)

Allan Clayton

Self - Soloist