Here are some spoilers on who else we can expect in the 11th episode on top of the original Seattle Grace gang!
[TOM LLOYD] – Male, All Ethnicities, mid-20’s, pro football player at the height of his glory. Must have big upper body. Patient in the hospital. GUEST STAR
[RUTHIE HOUSTON] – Female, All Ethnicities, mid 40’s – mid 50’s. Dopey, neurotic, patient in the hospital. GUEST STAR
[JESSIE LLOYD] – Female, All Ethnicities, mid-20’s, wife of TOM. Energetic, sweet, fun, cute & small. CO-STAR
[DR. OSLOW] – Male, All Ethnicities, 30’s-40’s, football teams doctor. CO-STAR
[ROB] – Male, mid to late 30’s, All Ethnicities EXCEPT CAUCASIAN & AFRICAN AMERICAN. Handsome doctor. CO-STAR
[GREGOR] – Male, All Ethnicites, 30’s, geeky guy, harried and irritated. CO-STAR
Source: SpoilerTV

Bones Season 6 Episode 1 “The Mastodon In The Room”: Promo 3 Confirming Angela’s Pregnancy & Billy Gibbons Trailer
Vampire Diaries Season 2 Episode 2 “Brave New World”: New Scenes
Glee Season 2 Another New Promo Trailer
Supernatural Season 6 Episode 6 “Live Free or Twihard”: More Behind-the-Scenes Photos!