Doctor Double X (Simon Ecks; originally called Doctor X and Double X) is a supervillain appearing in comics published by DC Comics. He has fought Batman...

thriller film Doctor Double X, a DC Comics villain Double X, a musical group consisting of Alexander Kowalski and Torsten Litschko Double X, a nickname...

dominated by the doppelgänger he named Double X and himself Doctor X, together they make Doctor Double X. Doctor X's energy-duplicate shares the consciousness...

Doctor X is a 1932 American pre-Code mystery horror film produced jointly by First National and Warner Bros. Based on the 1931 play originally titled The...

Airbender, several villains (Killer Croc, Rumor and Bane) in The Batman, Doctor Double X in Batman: The Brave and the Bold, and Sinestro in Green Lantern: The...

enmascarado, or masked professional wrestler, better known by the ring name Doctor X, under which he worked for the Mexican professional wrestling promotion...

Cornelius Stirk Crazy Quilt Deadshot (shipped from Blackgate) Doctor Destiny Doctor Double X Doctor Phosphorus Firefly The Great White Shark Harley Quinn Hugo...

in the Marvel Universe, including Spider-Man, Iron Man, Doctor Strange, the Black Panther, the X-Men, and the Avengers. While usually portrayed as a villain...

of Supervillains. New York: Facts on File. pp. 326–327. ISBN 0-8160-1356-X. Greenberger, Robert (2008). The Essential Batman Encyclopedia. Del Rey. p...

Kid Flash, Geo-Force Ron Perlman – Doctor Double X Jim Piddock – Calendar Man / Calendar King, Doctor Watson, Doctor Sivana, Shazam, Thaddeus Jr. James...