Stranger Things/Chapter Four: The Sauna Test

Chapter Four: The Sauna Test
Season 3, Episode 4
Airdate	July 4, 2019
Written by	Kate Trefry
Directed by	Shawn Levy
← 3x03 Chapter Three: The Case of the Missing Lifeguard	3x05 → Chapter Five: The Flayed
Stranger Things — Season Three

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Chapter Four: The Sauna Test is the fourth episode of the third season of Stranger Things, and the twenty-first episode overall.

Starring: Winona Rider (Joyce Byers), David Harbour (Chief Jim Hopper), Finn Wolfhard (Mike Wheeler), Millie Bobby Brown (Eleven), Gaten Matarazzo (Dustin Henderson), Caleb McLaughlin (Lucas Sinclair), Noah Schnapp (Will Byers), Sadie Sink (Max Mayfield), Natalia Dyer (Nancy Wheeler), Charlie Heaton (Jonathan Byers), Joe Keery (Steve Harrington), Dacre Montgomery (Billy Mayfield), Maya Hawke (Robin), Priah Ferguson (Erica Sinclair), Cara Buono (Karen Wheeler)

Also Starring: Jake Busey (Bruce), Cary Elwes (Mayor Larry Kline), Peggy Miley (Mrs. Driscoll), Michael Park (Tom Holloway), Francesca Reale (Heather Holloway), John Reynolds (Officer Callahan)

Co-Starring: Caroline Arapoglou (Winnie Kline), Alyssa Brooke (Candice - Mayor's Secretary), Chantell D. Christopher (Hospital Receptionist), Suehyla El-Attar (Paramedic), Michael Hickey (Hawkins Doctor), Olan Montgomery (Newsman), Holly Morris (Janet), John Mullins (Gross Hairy Man)