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Law & Order: Special Victims Unit S15E20, Beast's ObsessionS15E20

Law & Order: Special Victims Unit · Season 15

Law & Order: Special Victims Unit season 15 episode 20: Beast's Obsession

Aired 9 April 201443 minRated TV-14

8.5TMDB · 8 votesMark watched

Where to watch Law & Order: Special Victims Unit Season 15 in Australia

Law & Order: Special Victims Unit season 15 is streaming in Australia on Prime Video (subscription), Disney+ (subscription, listed for the whole show) and Netflix (subscription). You can also buy it on Apple TV from $17.99 and Prime Video Store from $19.99.

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Availability checked 16 November 2026.

What happens in “Beast's Obsession”

Benson is assigned a 24/7 security detail when William Lewis escapes from prison and starts killing again; Benson must decide how much she is willing to sacrifice to save a child's life.

Episode summary: TMDB.

Before you watch

  • It is episode 20 of 24 of season 15, so watch episodes 1 to 19 first.
  • It runs about 43 minutes.
  • Directed by Steve Shill, written by Warren Leight and Julie Martin.
  • TMDB users rate it 8.5 out of 10 (8 votes).

Law & Order: Special Victims Unit trailer

The official trailer for the series (no preview of this episode has been published).

Law & Order: Special Victims Unit trailerPlay video: Law & Order: Special Victims Unit trailer

Cast and crew of this episode

Director
Steve Shill
Writers
Warren LeightJulie Martin
Guest stars
Pablo Schreiber as William LewisMatt Wood as Kenneth ParkerRenée Elise Goldsberry as Martha MarronSarah Street as Janice ColeSarah Bisman Storm as Bronwyn FreedAlex Hernandez as Carlos 'O.G.' HernandezDonal Logue as Declan MurphyLily Pilblad as Amelia Cole

Credits: TMDB.

More from Law & Order: Special Victims Unit Season 15

Previous · S15E19Downloaded Child2 April 2014Next · S15E21Post-Mortem Blues30 April 2014
  1. E01
  2. E02
  3. E03
  4. E04
  5. E05
  6. E06
  7. E07
  8. E08
  9. E09
  10. E10
  11. E11
  12. E12
  13. E13
  14. E14
  15. E15
  16. E16
  17. E17
  18. E18
  19. E19
  20. E20
  21. E21
  22. E22
  23. E23
  24. E24

Every episode of Season 15Law & Order: Special Victims Unit 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.