Stranger Things creators had to get approval from Ghostbusters director Ivan Reitman

Entertainment Weekly

“He read the scripts,” says co-creator Matt Duffer of asking to use Ghostbusters props. “He had seen the first season or at least had heard of it or pretended like he had. But they were really into being part of the show. Then they sent us all these Ghostbusters toys at the end of the shoot. That’s one of my top 5 most worn-out VHS tapes.”