Yes, Billy Hargrove dies during the finale of Stranger Things Season 3. In Season 3, Billy’s character was shown to be possessed by the Mind Flayer making him one of the villains of the series.
THAT'S A WRAP ON STRANGER THINGS. See you in 2025 ... To convincingly play resident Hawkins bad boy Billy Hargrove, Montgomery incorporated real pathos rather than leaning too hard into the ...
Writing on "Stranger Things" season 5 began on Aug ... Making matters more complicated is the new girl Max and her brother Billy, who immediately draw attention and suspicion from the group.