The professional surfer will play herself in the sequel to 2011's "Dolphin Tale"
The tape features the senator's aides calling the actress "extremely unbalanced.”
The actress took to her Twitter account to share the news
Don't get too attached to his CIA agent/family man character
The movie, by "The Hangover" writers Jon Lucas and Scott Moore, also stars Ashley Judd, Jeffrey Tambor and Tim Blake Nelson
Actress will play a former CIA agent on the hunt for her missing son
A flurry of pre-festival acquisitions signals a bustling market on the horizon