David Harbour has now reacted to speculation about behind-the-scenes rift with Stranger Things co-star Millie Bobby Brown. The rumours surfaced in 2025 while the cast was filming the final season of Stranger Things. Among the reports circulating at the time were claims that Brown had allegedly filed a bullying and harassment complaint against Harbour. Addressing those rumours, Harbour now said that the supposed fallout was largely fuelled by tabloid sensationalism rather than reality.

David Harbour on rift with Millie Bobby Brown

While speaking to Variety, David Harbour reacted to a report by the Daily Mail, calling it “weird." The publication reportedly claimed that Millie Bobby Brown had filed a bullying and harassment complaint against the actor before production began on Stranger Things season 5. The report surfaced in November 2025.