Dancing With The Stars: All Stars Season 15 Cast Revealed [Full List]

ABC revealed the complete list of contestants for  "Dancing With the Stars: All-Stars" cast at the Summer TV Press Tour 2012.

The lineup is:

Bristol Palin

Pamela Anderson

Kelly Monaco

Melissa Rycroft

Shawn Johnson

Kirstie Alley

Joey Fatone

Like Us on Facebook

Helio Castroneves

Drew Lachey

Emmitt Smith

Apolo Ohno

Gilles Marini

See their Photo Gallery Here

There is still a slot for one more contestant. Host Tom Bergeron tweeted that viewers would have a chance to particpate but didnt reveal the details: "Looking forward to Friday's DWTS All-Star Cast announcement. We'll be announcing all but one, then YOU have to get to work!"

The surprise twist is that fans will get a chance to vote for the 13th contestant. 

The three candidates for the 13^th spot are Sabrina Bryan, Carson Kressley and Kyle Massey.

You can vote for your favorite at The Dancing With The Stars official website. 

The celebrity with the most votes out of those will be announced on "Good Morning America" on August 27.

The 2012 DWTS All-Star season premieres September 24 on ABC.