War of the Worlds is the 7th episode of Season 13. It aired on November 23, 2017.
As Sam and Dean continue their search for Jack, with Asmodeus (guest star Jeffrey Vincent Parise) hot on their trail, they stumble across a familiar foe. Meanwhile, Lucifer manages to escape Michael’s (guest star Christian Keyes) grasp and finds himself an unlikely and mostly unwilling ally.
- Jared Padalecki as Sam Winchester
- Jensen Ackles as Dean Winchester
- Mark Pellegrino as Lucifer
- Misha Collins as Castiel
- Christian Keyes as Michael
- Jeffrey Vincent Parise as Asmodeus
- Farrah Aviva as Daniela
- Aidan Moreno as Demon #1
Featured Supernatural BeingsEdit
- Angels (Metatron; mentioned only, Duma)
- Archangels (Lucifer, Michael)
- Crossroad Demon (Crowley; mentioned only)
- Demon (Demon #1)
- Prince of Hell (Asmodeus)
- Primordial Entities (God; mentioned only)
- Nephilim (Jack; mentioned only)
- Seraphim (Castiel)
- Witch (Rowena; mentioned only, Daniela)
- Asmodeus, Lucifer, and Michael previously appeared in The Rising Son.
- Angels and Demons were previously featured in The Rising Son.
- The alternate universe was previously seen in The Rising Son.
- The Heavenly Portal was previously featured in the Season 12 episode The Future.
- Lucifer's grace was previously seen in the Season 12 episode LOTUS.
- Arthur Ketch was previously seen in the Season 12 episode Who We Are.
- A witch was previously featured in the Season 12 episode Twigs & Twine & Tasha Banes.
- Rowena's full name was previously mentioned in the Season 12 episode Family Feud.
- Arthur Ketch's motorcycle was previously seen in the Season 12 episode The Raid.
- The episode title is a reference to the H. G. Wells novel of the same name.
- This is the fourth episode of the series that Richard Speight Jr. has directed with Just My Imagination, Stuck in the Middle (With You) and Twigs & Twine & Tasha Banes being the first three.
- Kevin Tran is the fifth character to have another version in the same alternate universe with Bobby Singer, Lucifer, Michael and Rufus Turner being the first four.
- For the first time in the series, Lucifer has lost some of his grace.
- It has been revealed that Sam and Dean dumped Arthur Ketch's corpse in a waste canal.
- Asmodeus decides to permanently take throne of the Ruler of Hell after finding his father's weakened state.
- Duma revealed that the Angels are close to extinction after the Fall of the Angels.
- Asmodeus is the first demon to overpower Lucifer since Crowley in the Season 12 episode, Somewhere Between Heaven and Hell.
- Asmodeus is the second demon known to work with a British Men of Letters member with Crowley being the first one.
- Arthur Ketch's motorcycle is revealed to have been kept in the bunker's garage ever since his death. Arthur retrieves it after escaping his bonds and can be seen escaping on it when Dean tries to kill him again.