Christopher John Benjamin was an English actor with many stage and television credits from 1958 to 2016. He played Henry Gordon Jago in the 1977 Doctor Who story The Talons of Weng-Chiang, a role he reprised for the audio drama series Jago & Litefoot, and made two other appearances in the series, portraying Sir Keith Gold in Inferno and Colonel Hugh Curbishley in The Unicorn and the Wasp. From Wikipedia
