Seasons 15 Updated | Supernatural

Fans were treated to a prequel series executive produced by Jensen Ackles, exploring the origin story of John and Mary Winchester. While it only ran for one season, it provided deep-cut lore and a surprise cameo that linked back to the original series' multiverse.

Season 15 features some notable guest stars, including: supernatural seasons 15 updated

The 15th season of Supernatural picks up where Season 14 left off, with Sam (Jared Padalecki) and Dean (Jensen Ackles) Winchester dealing with the aftermath of Lucifer's (Mark A. Sheppard) death. However, their peace is short-lived, as they soon discover that Lucifer's brother, Amenadiel (Jeffrey Dean Morgan), has come to Earth to avenge his sibling's death. Fans were treated to a prequel series executive

: While some fans felt the ending was "bittersweet" or even "problematic," it cemented Supernatural as the longest-running fantasy series in American television history. The 2025/2026 Revival Rumors: What We Know Sheppard) death