David Tennant The Doctor Actor Catherine Tate Donna Noble Actor Yasmin Finney Rose Temple-Noble Actor Bernard Cribbins Wilfred Mott Actor Charlie de Melo Charles Banerjee Actor Karl Collins Shaun Temple Actor Nathaniel Curtis Isaac Newton Actor Neil Patrick Harris The Toymaker Actor Jacqueline King Sylvia Noble Actor Susan Twist Mrs. Merridew Actor Ncuti Gatwa The Doctor Actor Ruth Madeley Shirley Anne Bingham Actor John Mackay John Logie Baird Actor Miriam Margolyes The Meep Voice Jemma Redgrave Kate Lethbridge-Stewart Actor Russell T. Davies Executive Producer, Writer Phil Collinson Executive Producer Joel Collins Executive Producer Julie Gardner Executive Producer Jane Tranter Executive Producer Tom Kingsley Director Chanya Button Director Rachel Talalay Director