The Face of Boe tells the main character, "You are not alone;" that main character has traveled with (*) Sarah Jane Smith, Martha Jones, and Rose Tyler, and has been portrayed by David Tennant.
In one episode of this show, a character is asked if he is "captain of the innuendo squad," while another episode sees a disguised main character fall in love with Joan Redfern. The Face of Boe tells the main character, "You are not alone;" that main character has traveled with (*) Sarah Jane Smith, Martha Jones, and Rose Tyler, and has been portrayed by David Tennant. Concerning a TARDIS-owning Time Lord, for 10 points, name this British sci-fi show.
In one episode of this show, a character is asked if he is "captain of the innuendo squad," while another episode sees a disguised main character fall in love with Joan Redfern.
Doctor Who (do not accept The Doctor or any of his aliases)