In the book, once Frodo is at Mount Doom, Gollum bites off his finger. He then goes on to celebrate with a victorious dance, which causes him to fall into the fires below. In The Return of the ...

Gollum attacks Frodo, biting off his finger. He obtains the Ring, but then he stumbles and falls with it into the flames below. Though Gollum’s treachery leads to Middle-earth’s triumph ...

Gollum then finds him, despite the Ring’s having made Frodo invisible, bites it off Frodo’s finger, and takes it for himself. The book and film more or less show this same sequence of events.

It's the vast, eerie swamp that Frodo (Elijah Wood), Sam (Sean Astin), and Gollum (Andy Serkis) venture into in The Lord of the Rings: The Two Towers, littered with corpses of Elves, Men ...

Frodo was so attached to the Ring that he failed his mission of destroying it and was only successful by chance after Gollum attacked him on the Cracks of Doom. After Gollum bit Frodo's finger ...

Briefly evading Gollum, Frodo succumbs to the Ring's power, refusing to destroy it. However, Gollum attacks Frodo, biting his finger off to reclaim the Ring in a struggle that sends Gollum falling to ...

Instead of freedom, the hobbit claims the devilry as his own. Ultimately, the mission is only accomplished when Gollum — whom Frodo spared time-and-time again throughout the journey — attacks ...