Where to watch Vikings Season 4 in Australia
Vikings season 4 is streaming in Australia on Netflix (subscription). You can also buy it on Fetch TV from $36.99.
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Stream (subscription)
Stream now on NetflixNetflix
Subscription
From $9.99/mth
Buy or rent
Get Fetch on Fetch TVFetch TV
Buy
Buy from $36.99 a season
Availability checked 16 November 2026.
What happens in “Mercy”
Floki learns of the heavy price he has paid for his actions. Rollo finds an unlikely ally in Count Odo. Bjorn has to fight a fierce opponent in the wilderness.
Episode summary: TMDB.
Before you watch
- It is episode 3 of 20 of season 4, so watch episodes 1 to 2 first.
- It runs about 49 minutes.
- Directed by Ciarán Donnelly, written by Michael Hirst.
- TMDB users rate it 7.4 out of 10 (51 votes).
Vikings trailer
The official trailer for the series (no preview of this episode has been published).
Play video: Vikings trailer
Cast and crew of this episode
- Director
- Ciarán Donnelly
- Writer
- Michael Hirst
- Guest stars
- George Blagden as AthelstanMoe Dunford as AethelwulfNathan O'Toole as Bjorn LothbrokBen Robson as KalfJennie Jacques as JudithAmy Bailey as Queen KwenthrithHuw Parmenter as RolandFaolan Barry as Aethelred (young)
Credits: TMDB.
More from Vikings Season 4
Every episode of Season 4Vikings 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.