Believe it or not, Supernatural is the longest-running genre series in American broadcast television history. The series is also the last remaining vestige of The WB network, which merged with UPN in 2006 to create The CW network as we know it today. Revisit the final season with our full reviews below…

Supernatural Season 15 Episode Guide

Click on the blue links below to read full reviews of the episodes.

Supernatural Season 15, Episode 1: Back and To the Future

“Picking up here we left off last season, Sam (Jared Padalecki), Dean (Jensen Ackles) and Castiel (Misha Collins) are left to defend the world after all the souls in hell have been released and are back on Earth and free to kill again.” Read our review of “Back to the Future.”

Supernatural Season 15, Episode 2: Raising Hell

“Sam (Jared Padalecki), Dean (Jensen Ackles) and Castiel (Misha Collins) call on Rowena (Guest Star Ruth Connell) to help keep the evil souls at bay and get an unexpected assist from Ketch (Guest Star David Haydn-Jones).” Original airdate: 10/17/19 Read our review of “Raising Hell.”

Supernatural Season 15, Episode 3: The Rupture

“Sam, Dean and Rowena work tirelessly to keep all of hell from breaking loose; Castiel cannot forgive an arrogant betrayal.” Read our review of “The Rupture.”

Supernatural Season 15, Episode 4: Atomic Monsters

“Sam and Dean investigate the mysterious death of a girl and the disappearance of another.” Original airdate: 11/7/19 Read our review of “Atomic Monsters.”

Supernatural Season 15, Episode 5: Proverbs 17:3

“Sam and Dean’s routine case turns out to be anything but.”

Supernatural Season 15, Episode 6: Golden Time

“Sam and Dean are visited by an old friend. Castiel investigates the disappearance of a local teen.” Original airdate: 11/21/19

Supernatural Season 15, Episode 7: Last Call

“Dean (Jensen Ackles) goes off on his own to take on a case. Meanwhile, Castiel (Misha Collins) has an idea of how he can help Sam (Jared Padalecki) track down God.“ Original airdate: 12/5/19

Supernatural Season 15, Episode 8: Our Father, Who Aren’t in Heaven

“Sam, Dean and Castiel’s continued search for a way to defeat Chuck leads them to unexpected places and toward unlikely allies.“ Read our review of “Our Father, Who Aren’t in Heaven.”

Supernatural Season 15, Episode 9: The Trap

“Sam and Eileen are faced with the brutal truth; Dean and Cas work together in the hopes of getting a step ahead of Chuck.“ Original airdate: 1/16/20 Read our review of “The Trap.”

Supernatural Season 15, Episode 10: The Heroes’ Journey

“Sam (Jared Padalecki) and Dean (Jensen Ackles) hit the road to help an old friend, but it appears that their luck may have finally run out and they are the ones who may be in need of rescue.“ Read our review of “The Heroe’s Journey.”

Supernatural Season 15, Episode 11: The Gamblers

“Sam (Jared Padalecki) and Dean (Jensen Ackles) press their luck in a winner-takes-all game of pool. Meanwhile, Castiel (Misha Collins) hunts down a would-be murderer, but not for reasons one might think.“ Original airdate: 1/30/20 Read our review of “The Gamblers” here.

Supernatural Season 15, Episode 12: Galaxy Brain

“Sam and Dean respond to a frantic call and assist in an extraordinary and heartbreaking rescue; Billie surprises everyone with a visit to the bunker.” Read our review of “Galaxy Brain” here.

Supernatural Season 15, Episode 13: Destiny’s Child

“A search for the one thing that may give the Winchesters an edge against God leads Sam and Dean to Jo’s door and to a secret that may have died with Ruby; Castiel asks Jack to do the unthinkable to help the brothers in their quest.” Original airdate: 3/23/20 Read our review of “Destiny’s Child” here.

Supernatural Season 15, Episode 14: Last Holiday

“Sam and Dean discover a wood nymph who is determined to protect her family at any cost.” Read our review of “Last Holiday” here.

Supernatural Season 15 Episode 15: Gimme Shelter

“Castiel and Jack work a case involving members of a local church; Sam and Dean go off in search of Amara.” Original airdate: 10/15/20 Read our review of “Gimme Shelter” here.

Supernatural Season 15 Episode 16: Drag Me Away (From You)

“Sam and Dean are asked to investigate the murder of a childhood friend, calling them back to a motel from their past and perplexing the brothers with a case they thought was solved a long time ago.” Read our review of “Drag Me Away (From You)” here.

Supernatural Season 15 Episode 17: Unity

“Dean hits the road with Jack, who needs to complete a final ritual in the quest to beat Chuck; a difference of opinion leaves Sam and Castiel behind as they look for answers to questions of their own.” Original airdate: 10/29/20 Read our review of “Unity” here.

Supernatural Season 15 Episode 18: Despair

“With the plan in full motion, Sam, Dean, Castiel and Jack fight for the good of the common goal.” Read our review of “Despair” here.

Supernatural Season 15 Episode 19: Inherit the Earth

“Everything is on the line as the battle against God continues; a familiar face returns to join the fight.” Original airdate: 11/12/20 Read our review of “Inherit the Earth” here.

Supernatural Season 15 Episode 20: Carry On

“After 15 seasons, the longest running sci fi series in the US is coming to an end. Baby, it’s the final ride for saving people and hunting things.” Read our review of “Carry On” here.

Supernatural Season 15 Cast

Stars Jensen Ackles, Jared Padalecki, and Misha Collins released this video message to the fans following the big announcement of the show’s final season. Of course, Jensen Ackles (Dean) and Jared Padalecki (Sam) are back for the final run, as is Misha Collins (Castiel). But what about Jeffrey Dean Morgan, whose long-gone John Winchester returned for the series’ 300th episode? There’s no word on whether we can count on one more apperance from Papa Winchester, but Morgan had this to say on Twitter about the final season being announced:  — Jeffrey Dean Morgan (@JDMorgan) March 26, 2019 Here’s to hoping we get to see him back on the show one more time.

Supernatural Season 15 Trailer

A trailer for the collective back-half of Supernatural’s fifteenth and final season has arrived, previewing the ultimate endgame of the venerable CW staple. On an interesting note, the song used in the clip is “Drowning” by Radio Company, which features co-star Jensen Ackles himself on vocals. That trailer was preceded last fall by the one immediately above, appropriately titled “Last Ride,” which served as an overall preview for the front-half of Supernatural’s final season.

Supernatural Season 15 Plot

As executive producers Robert Singer and Andrew Dabb said of the final season (and its eventual resolution,) in a statement:  As Dabb previously told Entertainment Weekly: