There’s a moment in Netflix’s behind-the-scenes documentary about the making of the streamer’s new “Stranger Things” play in which the majority of a conversation between the play’s director and playwright is bleeped out because it includes too many spoilers about the hit TV series’ upcoming fifth and final season.

The First Shadow,” the stage spinoff of the popular Netflix series, feels uncannily like viewing a few episodes of the TV show. This seems intentional. The blood-red letters that flash the title across a scrim as the show opens replicate the font seen in the series’ title sequences.

This Broadway production delivers lots of spectacle as it winds back to the teenage years of Henry Creel, an antagonist from the Netflix series.