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NCIS · Season 6

NCIS season 6 episode 21: Toxic

Aired 7 April 200944 minRated TV-14

7.0TMDB · 10 votesMark watched

Where to watch NCIS Season 6 in Australia

NCIS season 6 is streaming in Australia on Binge (subscription), Paramount Plus (subscription) and Disney+ (subscription, listed for the whole show). You can also buy it on Apple TV from $24.99.

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Availability checked 16 November 2026.

What happens in “Toxic”

When a government scientist goes missing, Abby is recruited to carry on his work, but the team worries that she may meet the same fate as her predecessor.

Episode summary: TMDB.

Before you watch

  • It is episode 21 of 25 of season 6, so watch episodes 1 to 20 first.
  • It runs about 44 minutes.
  • Directed by Thomas J. Wright, written by Steven D. Binder.
  • TMDB users rate it 7.0 out of 10 (10 votes).

Cast and crew of this episode

Writer
Steven D. Binder
Guest stars
Daniel Travis as FatherPeter Jason as Robert KingChristopher Cousins as Mr. JonesJulie Claire as Lois HellerMarianne Muellerleile as Hannah DunstanJohn Brantley Cole as OrderlyAndrew Borba as Phillip HellerMim Drew as Mother

Credits: TMDB.

More from NCIS Season 6

S06E20Previous · S06E20Dead Reckoning31 March 2009
Next · S06E22Legend (1)28 April 2009
  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
  25. E25

Every episode of Season 6NCIS 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.