Gollum is a fictional character in the novel of British writer J. R. R. Tolkien. It helps Frodo Baggins and his party to cross the swamp, then tempts them to cross the silion pass, and fights with Frodo for the ring at Mount doomsday. Finally, it ends up with the supreme ring.

Gollum's film and television image appeared for the first time in the movie the Lord of the rings: the ring Alliance (Lord of the rings: the ring alliance), and it was the role of the movie The Hobbit Trilogy (prequel of the Lord of the rings), which appeared in Lord of the rings, Lord of the rings 2 and Lord of the rings 3.

Source: @gicranktattoo