What Have I Done To Deserve This? - S2-E20
Continuity mistake: At the beginning when Meredith is laying on her bed, her head is dead centre on her pillow. In the next closeup her head is right on the edge, almost falling off of it. (00:01:05)
Band Aid Covers the Bullet Hole - S2-E21
Continuity mistake: When Callie places the hockey player's hand X-Ray on the chart, in the first shot it is on the left of the board. In the next it is dead centre and then back to being on the left again. (00:09:35)
Band Aid Covers the Bullet Hole - S2-E21
Continuity mistake: When Derek is talking to Meredith on the hospital balcony and they are eating a sandwich each, in one shot Derek is taking a bite from his sandwich, then in the next shot he is suddenly holding it down at waist level. He then raises it to take another bite and you can see the previous bite has gone and the sandwich is whole again. (00:21:55)
Band Aid Covers the Bullet Hole - S2-E21
Continuity mistake: The way the patient holds the ice pack over his crotch changes between the wide and close-up angles.
Band Aid Covers the Bullet Hole - S2-E21
Continuity mistake: During the credits, the baby's head keeps swapping from covered to uncovered.
Continuity mistake: When Addison gives Derek the juju cocoa, he raises it to his lips three times in different shots, then is instantly holding it down by his waist in the next. (00:04:00)
Continuity mistake: When Izzie is looking at the patient board, there are some lines on it which have been wiped out. But in the next scene we actually see Meredith walk to the board and wipe these exact same lines off (even though they were previously rubbed out...) (00:34:05)
Continuity mistake: When everyone is in the locker room nearing the end of the episode Alex starts to shout at George. As he does, George removes his white coat twice between shots. (00:37:20)
Blues for Sister Someone - S2-E24
Continuity mistake: When Addison and Alex are talking to Rose about tying her fallopian tubes, her necklace jumps from under or over her shirt between different shots. (00:08:45)
Deterioration of the Fight or Flight Response - S2-E27
Continuity mistake: At the very start of the episode when it shows Burke laying on the floor after being shot, there is a very large pool of blood with his glasses right next to the blood. But in the next shot there is no pool of blood anymore but it returns in the next. Additionally, the pair of glasses change position. (00:00:05)
Deterioration of the Fight or Flight Response - S2-E27
Continuity mistake: When Chief Webber is sitting alone in the dark his watch says 6:30, seconds later Dr. Bailey comes in and tells him that Denny Duquette died at 7:42 that evening. (01:23:40)
Continuity mistake: When Addison first comes to Seattle, she mentions that she likes Derek's hair. She says it's longer than usual, looks like Russell Crowe. In the flashback of the night he left his hair long like it always is. Actually it seems a little longer in the past than current.
From A Whisper to a Scream - S3-E9
Continuity mistake: During the operation on the Asian girl from the market, a stitch breaks and Christina is covered with spurting blood, including all over her mask. When she turns to leave the OR, the all-over splatter on her mask has turned to dribble-like streaks instead.
Continuity mistake: Addison removes her glasses twice from one shot to the next, when she is talking to Preston Burke.
Continuity mistake: When Meredith's talking to Lexie in the clinic, in one shot from Lexie's right there's a chunk of hair hanging in front of her ear. We cut to a shot from the other side, then back, and without her touching it, it's now neatly tucked back.
There's No 'I' In Team - S5-E5
Continuity mistake: Lexie Grey hangs sign on George's new locker, in the next shot it disappears. (00:04:37)
Continuity mistake: Dixon is upset and rushes off. Bailey follows her into a room to calm her down. When Bailey enters we hear the sound of Bailey closing the door. In the next shot from Dixon's perspective the door is ajar 1-2 inches. Then the next shot from that angle the door is suddenly fully closed. (00:26:00)
Continuity mistake: Dr. Hunt brings a clear drink over to Christina. In the next shot, Christina takes a sip of the drink and it is dark. In the next shot, the drink is back on the table and it's clear again.
Goodbye (2) - S6-E2
Continuity mistake: In episode 6-02, "Goodbye," in the scene where Izzy is getting chemo, the amount of popsicle that is bitten off on Meridith's pop changes from more to almost nothing from shot to shot.
I Always Feel Like Somebody's Watchin' Me - S6-E3
Continuity mistake: When Alex is giving Izzy her medication, he is holding a water bottle and an unpeeled banana In his right hand. Then the banana magically disappears and he is holding only the water bottle. Immediately, the banana reappears and it is now peeled. This all takes place in three quick shot which are from different takes.