Fewer than 100 copies of Action Comics No 1, which introduced the world to Superman, are thought to exist.
An original copy of the first edition of the first "Superman" comic from 1939 — which had been lying undiscovered in an attic for decades — was sold at auction on Thursday for more than $9 million, ...
Ahead of James Gunn's Superman and the new DCU, let's look back at the whole cinematic history of the Man of Steel.