Television News 'The Expanse' Season 4 to debut on Amazon Dec. 13 07/21/2019 "The Expanse" Season 4 is scheduled to premiere on Amazon Prime Video on Dec. 13. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Shohreh Aghdashloo Steven Strait Wes Chatham Cas Anvar Dominique Tipper Frankie Adams The Expanse