S07E18Supernatural season 7 episode 18: Party On, Garth
Aired 30 March 201242 minRated TV-14
Where to watch Supernatural Season 7 in Australia
Supernatural season 7 is streaming in Australia on Prime Video (subscription), HBO Max (subscription) and Stan (subscription). You can also buy it on Apple TV from $29.99.
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Availability checked 16 November 2026.
What happens in “Party On, Garth”
Dean is surprised when he gets a call from Garth asking for the brothers’ help on a case. Sam and Dean discover they are battling a Shojo, a Japanese creature sent to seek revenge on enemies. The worst part about fighting a Shojo? You can only see it when you’re drunk.
Episode summary: TMDB.
Before you watch
- It is episode 18 of 23 of season 7, so watch episodes 1 to 17 first.
- It runs about 42 minutes.
- Directed by Philip Sgriccia, written by Adam Glass.
- TMDB users rate it 8.2 out of 10 (31 votes).
Supernatural trailer
The official trailer for the series (no preview of this episode has been published).
Play video: Supernatural trailer
Cast and crew of this episode
- Director
- Philip Sgriccia
- Writer
- Adam Glass
- Guest stars
- DJ Qualls as Garth FitzgeraldTerry David Mulligan as Randy BaxterMr. Fizzles as Mr. FizzlesAndrew Francis as LeeDebbie Podowski as Dale's WidowEric Keenleyside as Jim McAnnAlex Kliner as Cab DriverJulia Rhodes as Marie McAnn
Credits: TMDB.
More from Supernatural Season 7
Every episode of Season 7Supernatural episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.