EntertainmentTVSci-Fi ShowsDoctor WhoDoctor Who boss opens up about that surprising Richard E. Grant cameo that made an obscure Doctor canonWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. EntertainmentTVSci-Fi ShowsDoctor WhoDoctor Who boss opens up about that surprising Richard E. Grant cameo that made an obscure Doctor canonWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: BBC) WhenDoctor Whoviewers tuned into episode 6,‘Rogue’, they were greeted with a wonderful surprise. And no, we aren’t talking about Jonathan Groff’s charming bounty hunter. Instead, we are referring to anobscure cameo. As the Doctor discussed his long history, images of his past faces popped up, including all 15 canon Doctors, in addition to Jo Martin’s Fugitive Doctor …