Season
- Season 0 2006-01-08
- Season 1 2005-03-27
- Season 2 2005-09-25
- Season 3 2006-09-21
- Season 4 2007-09-27
- Season 5 2008-09-25
- Season 6 2009-09-24
- Season 7 2010-09-23
- Season 8 2011-09-22
- Season 9 2012-09-27
- Season 10 2013-09-26
- Season 11 2014-09-25
- Season 12 2015-09-24
- Season 13 2016-09-22
- Season 14 2017-09-28
- Season 15 2018-09-27
- Season 16 2019-09-26
- Season 17 2020-11-12
- Season 18 2021-09-30
- Season 19 2022-10-06
- Season 20 2024-03-14
- Season 21 2024-09-26
Season 21 Episode
- Season 6 Good Mourning
- Season 6 Goodbye
- Season 6 I Always Feel Like Somebody's Watchin' Me
- Season 6 Tainted Obligation
- Season 6 Invasion
- Season 6 I Saw What I Saw
- Season 6 Give Peace a Chance
- Season 6 Invest In Love
- Season 6 New History
- Season 6 Holidaze
- Season 6 Blink
- Season 6 I Like You So Much Better When You're Naked
- Season 6 State of Love and Trust
- Season 6 Valentine's Day Massacre
- Season 6 The Time Warp
- Season 6 Perfect Little Accident
- Season 6 Push
- Season 6 Suicide is Painless
- Season 6 Sympathy for the Parents
- Season 6 Hook, Line and Sinner
- Season 6 How Insensitive
- Season 6 Shiny Happy People
- Season 6 Sanctuary
- Season 6 Death and All His Friends
Grey's Anatomy - Season 6 Episode 15 The Time Warp
8.20 43 minutes In his new role as Chief, Derek restores the hospital lecture series, and Richard, Bailey and Callie present to the group pivotal surgical cases from their pasts Bailey reflects on her first days as a shy resident, Callie looks back on a polio case, and Richard recalls a case in which he and Ellis worked on a patient diagnosed with GRID, a virus later called AIDS.
