Ncuti Gatwa The Doctor Actor Millie Gibson Ruby Sunday Actor Michelle Greenidge Actor Susan Twist Actor Angela Wynter Actor Bonnie Langford Actor Varada Sethu Actor Linus Roache Actor Alan Cumming Actor Cassius Hackforth Actor Ryan Speakman Actor Millie O'Connell Actor Lewis Cornay Actor Lucy Thackeray Actor Jane Hancock Actor William Meredith Actor Samir Arrian Actor Bronté Barbé Actor Steph Lacey Actor Russell T. Davies Writer, Executive Producer Jane Tranter Executive Producer Phil Collinson Executive Producer Amanda Brotchie Director Chris May Producer Vicki Delow Producer Julie Gardner Producer Joel Collins Producer