David Tennant The Doctor Actor John Simm The Master Actor Catherine Tate Donna Noble Actor Billie Piper Rose Tyler Guest Star Timothy Dalton Lord President Guest Star Bernard Cribbins Wilfred Mott Guest Star Jacqueline King Sylvia Noble Guest Star Camille Coduri Jackie Tyler Guest Star John Barrowman Captain Jack Harkness Guest Star Freema Agyeman Martha Smith-Jones Guest Star Noel Clarke Mickey Smith Guest Star Elisabeth Sladen Sarah Jane Smith Guest Star June Whitfield Guest Star David Harewood Guest Star Tracy Ifeachor Guest Star Sinéad Keenan Guest Star Karl Collins Guest Star Teresa Banham Guest Star Euros Lyn Director Russell T. Davies Writer, Executive Producer Julie Gardner Executive Producer