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Grey's Anatomy S03E24, Testing 1-2-3S03E24

Grey's Anatomy · Season 3

Grey's Anatomy season 3 episode 24: Testing 1-2-3

Aired 10 May 200743 minRated TV-14

8.4TMDB · 16 votesMark watched

Where to watch Grey's Anatomy Season 3 in Australia

Grey's Anatomy season 3 is streaming in Australia on Disney+ (subscription, listed for the whole show).

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Stream (subscription)

Availability checked 16 November 2026.

What happens in “Testing 1-2-3”

The interns finally take their first year medical exams, the biggest test of their careers, and one of them is ill-prepared. Callie grows more suspicious of George and Izzie. The doctors treat a patient named Dale. Three mountain climbers are treated. Cristina works on her vows. Adele wants Addison to keep a secret from Richard.

Episode summary: TMDB.

Before you watch

  • It is episode 23 of 24 of season 3, so watch episodes 1 to 22 first.
  • It runs about 43 minutes.
  • Directed by Christopher Misiano, written by Allan Heinberg.
  • TMDB users rate it 8.4 out of 10 (16 votes).

Grey's Anatomy trailer

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

Grey's Anatomy trailerPlay video: Grey's Anatomy trailer

Cast and crew of this episode

Director
Christopher Misiano
Writer
Allan Heinberg
Guest stars
Chyler Leigh as Lexie GreyLoretta Devine as Adele WebberJeff Perry as Thatcher GreySteven W. Bailey as JoeJack Yang as WalterKevin Rankin as Jack VaughanDerek Phillips as Dale WinickBrian Tee as Andy Meltzer

Credits: TMDB.

More from Grey's Anatomy Season 3

Previous · S03E22The Other Side of This Life3 May 2007Next · S03E25Didn't We Almost Have It All?17 May 2007
  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. E24
  24. E25

Every episode of Season 3Grey's Anatomy 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.