American Horror Story: Asylum continues to reward its fans patience by leaking teaser after teaser.  We've got three new teasers to creep you out with today, as well as a couple behind-the-scenes casting pics of some newcomers to the show.  There's also news that a former cast member will return to the second season of the FX horror anthology in a new role!

American Horror Story: Asylum, from creators Brad Falchuk and Ryan Murphy, stars Zachary Quinto, Evan Peters, Lily Rabe, Sarah Paulson, Chloe Sevigny, Joseph Fiennes, James Cromwell, Adam Levine and Jenna Dewan Tatum and returns October 17th at 10pm on FX.  Hit the jump to view the new teasers and see who's returning to the cast!

Check out the new teasers below (via American Horror Story: Asylum's Facebook page).  Spoilers about a returning cast member follow after the teasers:

Here's your last spoiler warning before we talk about a returning cast member.  It looks like Frances Conroy is set to join the Asylum.  What part will she be playing?

Well, from Murphy's Twitter account (via TV Line), Murphy said:

"Thrilled to announce Emmy nominee Frances Conroy is returning to AHS. Devils and angels this year...Frannie plays the ultimate angel."

Also from Murphy's Twitter comes a few behind-the-scenes shots of newcomers Levine and Sevigny.  Check them out below (via Celebuzz):

And what the crap is going on in this new poster for American Horror Story: Asylum?!  Find out along with me when it returns to FX starting October 17th.  Keep up to date with all of our continuing coverage here.