The Expanse 2015: Season 1Last updated this post: 3 February, 2016 The Expanse American drama series The crew of the Rocinante discover a derelict vessel which holds a secret that may be devastating to human existence. First episode date: November 23, 2015 Network: Syfy Number of seasons: 1 Cast: Chad Coleman Genres: Space opera, Mystery Executive producers: Naren Shankar, Andrew Kosove, Broderick Johnson, Sean Daniel EPISODE 1 2 3 4 5 6 7 8 9 10 22/22Buffy the Vampire Slayer 1999: Season 3 10/10Big Shot 2021: Season 1 10/NAMayans M.C. 2019: Season 2 12/12Dexter 2007: Season 2