Savages

Immediate Family: Babel, Havoc
Distant Relatives: Babies, Bee Season
Family Gossip: Each of the five posters shown were designed by a different company (Savages: Concept Arts; Babel: BLT & Associates; Havoc: Creative Domain; Babies: Mojo; Bee Season: Bemis Balkind).

In Time

Immediate Family: The Social Network, Adjustment Bureau
Distant Relatives: Salt, The Lookout
Family Gossip: With the exception of The Social Network, the five other posters were designed by the same design house.

Straw Dogs

Immediate Family: Straw Dogs

Haywire

Immediate Family: Blow-Up

Fright Night

Immediate Family: Falling Down

Dirty Girl

Immediate Family: For more details, please see our earlier post on movie poster sunglasses.

The Ides Of March

Immediate Family: Heavy Times, Shut Up Little Man!, Spider-Man 2 Teaser
Distant Relatives: Capturado
Family Gossip: The first three movies on the left are all being released in 2011.

Take Me Home Tonight

Immediate Family: Studio 54, Hairspray
Distant Relatives: See this post.
Family Gossip: Unlike Studio 54, each cast member of TMHT gets a close-up shot.

Thor

Immediate Family: Tron, Cowboys & Aliens, Jonah Hex, Predators
Distant Relatives: Harry Potter, Iron Man, The Unforgiven (Korea, 2005)

Killers

Immediate Family: Risky Business, Lolita
Distant Relatives: They Live, Natrual Born Killers

Date Night

Immediate Family: Blind Date
Family Gossip: Note how the Bruce Willis' appearance makes the Date Night stars look rather tidy by comparison.

How To Train Your Dragon

Immediate Family: E.T.
Distant Relative: Sistine Chapel Creation of Man painting
Family Gossip: Note how Dragon references the fingers and the moon from E.T.

Babies

Immediate Family: Babel, Havoc, Bee Season
Family Gossip: Fellow poster fan Matt alerted me to this one, and pointed out the Babel/Havoc similarity. Thanks Matt!

Star Trek

Immediate Family: Kids, Queen's Hot Space CD
Family Gossip: Kids got the order of colors right (red/blue/green/yellow). Star Trek got it wrong.

Inception

Immediate Family: Dark Knight Teaser, Watchmen Teaser
Distant Relative: Escape From New York

Lightning Thief Teaser Poster

Distant Relative: Alien

The Wolfman

Immediate Family: Traffic, Jack Kirby's "floating heads" comic book layouts
Distant Relatives: Platoon, Freejack
Family Gossip: Del Toro and Hopkins were both floating heads on other posters!

Remember Me

Distant Relatives: Forces of Nature, Singles

The Lightening Thief

Immediate Family: Peter Pan, Harry Potter and the Half-Blood Prince
Distant Relative: The Day After Tomorrow

Daybreakers

Immediate Family: 30 Days of Night
Family Gossip: I'm a big fan of the 30DON poster, so when I saw Daybreakers, I was disappointed to see that someone had ripped it off. But then I looked into it: both posters come from the same design house. I'm not sure if that makes it better or worse.