Doctor Who "Spearhead from Space", released in July 2013 and the 1996 TV film "Doctor Who" released in September 2016. Many early releases have been re-released as special editions, with more bonus features. There are two "Doctor Who" feature films: "Dr. Who and the Daleks", released in 1965 and "Daleks' Invasion Earth 2150 A.D." in 1966. Both are retellings of existing television stories (specifically, the first two Dalek serials, "The Daleks" and "The Dalek Invasion of Earth" respectively) with a larger budget and alterations to the series concept. In these films, Peter Cushing plays a human scientist named "Dr. Who", who travels
The Doctor (Doctor Who) 1978 serial "The Invasion of Time", the Fourth Doctor is asked to sign a document; although the signature itself is not directly seen on screen, his hand movements clearly indicate that he signs it with a question mark. A similar scene occurs with the Seventh Doctor in "Remembrance of the Daleks." In the early years of the franchise, the character was credited as "Doctor Who" or "Dr Who", up to the final story of season 18, "Logopolis" (1981), which was the last story featuring Tom Baker as the then-incumbent Fourth Doctor. Beginning with the debut of Peter Davison as the