The Best The Boys‘ Theories on the Worm Inside Billy Butcher’s Head

Ahh, the body horror continues with The Boys . This time, there are theories abound on Reddit about what the hell is crawling around under Billy Butcher’s skin, because it’s obviously causing serious symptoms—namely, hallucinating his dead wife, Becca.

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We knew that Billy’s dabbling in Temp V would come back to bite him eventually, and close to the end of season 3, he’s diagnosed with a brain tumor with 12 to 18 months to live. Season 4 of The Boys jumps forward in time a bit, indicated when Homelander estimates Billy’s got around six months left.

“[Butcher] needs to decide: Is he going to fulfill his promise to Becca, or is he going to give into all of his worst impulses?” showrunner Eric Kripke told TVLine of Butcher’s hallucinations of Becca. “So we thought, to really dramatize that promise that he made, to sort of bring her back as sort of the angel on his shoulder that he’s conflicted by, was a good way to show his inner turmoil.”

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With all that said, here are the best fan theories on what’s crawling around under there.

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