South Park, A Different World, and 8 More of Our Most Anticipated Streaming Shows and Movies in September
From a Reacher spin-off to a return to Hillman College and the Season 4 finale of Strange New Worlds, here are our picks for what to stream this month.
September 2026 brings a diverse lineup of new TV shows and movies to streaming platforms. Mayday, a Cold War comedy starring Ryan Reynolds and Kenneth Branagh, is set to premiere on September 4. Meanwhile, Ryan Reynolds also stars in the Apple TV action adventure, Mayday. The Paper, an Office spin-off series, is set to return for its second season on September 9, with Domhnall Gleeson returning as Ned Toledo Truth Teller's Editor-in-Chief.
Slow Horses, the acclaimed spy series, will return for its sixth season on September 16, featuring Gary Oldman as the head of Slough House. The season will be based on two novels by Mick Herron, Joe Country and Slough House. South Park, the iconic animated series, will release its 29th season on September 16, with creators Trey Parker and Matt Stone likely tackling a hot-button issue.
Lastly, Netflix's Monster: The Lizzie Borden Story, which focuses on the infamous axe murderer, is set to premiere on September 17.
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