Second Doctor
The Second Doctor is an incarnation of the Doctor, the protagonist of the BBC science fiction television series "Doctor Who". He was portrayed by character actor Patrick Troughton.
Doctor Who spin-offs
The 2006 and 2007 series were companioned with a CBBC show entitled "Totally Doctor Who". Series 1 was presented by "CBBC" and "Smile" presenter Barney Harwood and "Blue Peter" presenter Liz Barker. For the shows second series Barker was replaced by "SMart" presenter Kirsten O'Brien. During the second series, an animated serial, "The Infinite Quest", was featured. David Tennant and Freema Agyeman reprised their roles from the live-action television series while Anthony Head, a guest star during the 2006 season, returned in a different role.