The Doctors Secret may refer to: Film The Doctor's Secret (1909 film), a French silent short film The Doctor's Secret (1913 film), an American silent short film The Doctor's Secret (1929 film), an American drama film The Doctor's Secret (1930 film), a Swedish-language drama film The Doctor's Secret (1931 film), an American drama film The Doctor's Secret (1955 film), an Austrian drama film Literature The Doctor's Secret, an 1890 novel by Eliza Margaret von Booth "The Doctor's Secret", a 1938 short story by William J. Makin; basis for the 1939 film The Return of Doctor X