Freaks of Nature is a 2015 American comedy horror film directed by Robbie Pickering, written by Oren Uziel, and stars Nicholas Braun, Mackenzie Davis, Josh Fadem, Joan Cusack, Bob Odenkirk, Keegan-Michael Key, Ed Westwick, Patton Oswalt, Vanessa Hudgens, and Denis Leary.
Bloodsucking Bastards is a 2015 American comedy horror film directed by Brian James O'Connell, written by Ryan Mitts and Dr. God, O'Connell's comedy group.
 The film stars Fran Kranz, Pedro Pascal, Emma Fitzpatrick, and Joey Kern.
 The film was limited released September 4, 2015, and through video on demand by Scream Factory.
The Book of Love (originally titled "The Devil and the Deep Blue Sea") is an American drama film directed and rewritten by Bill Purple from an original script by Robbie Pickering featuring Maisie Williams, Jessica Biel, Jason Sudeikis, Mary Steenburgen, Orlando Jones, and Paul Reiser.
Elvira, Mistress of the Dark is a 1988 comedy horror film directed by James Signorelli.
 Cassandra Peterson plays the role of horror hostess Elvira in the character's feature film debut.
 The screenplay was written by Peterson, John Paragon and Sam Egan.
Vanessa Anne Hudgens (born December 14, 1988) is an American actress and singer.
 After making her feature film debut in "Thirteen" (2003), Hudgens rose to prominence portraying Gabriella Montez in the "High School Musical" film series, which brought her significant mainstream success.
 The success of the first film led to Hudgens acquiring a recording contract with Hollywood Records, with whom she released two studio albums, "V" (2006) and "Identified" (2008).
 In addition to "High School Musical", Hudgens has also appeared in various films and television series for the Disney Channel.
You Can't Kill Stephen King is a 2012 American comedy horror film that was directed by Monroe Mann, Ronnie Khalil, and Jorge Valdés-Iga, and is the directorial debut of Khalil and the feature film directorial debut of Mann.
 The film had its world premiere on 14 April 2012 at the Lewiston Auburn Film Festival and was later released to DVD on 9 December 2014 through Big Screen Entertainment Group.
 The film follows a group of friends that decide to visit the area horror author Stephen King lives, but find themselves threatened with their own potential deaths.
Gravy is a 2015 American comedy horror film, directed by James Roday and co-written by Roday and Todd Harthan.
 It stars Sutton Foster, Jimmi Simpson, Lily Cole, Gabriel Luna, Gabourey Sidibe, Lothaire Bluteau, James Roday, Paul Rodriguez, Michael Weston, Molly Ephraim, and Sarah Silverman.
 The film was released in the United States on October 2, 2015 by Scream Factory.
Krampus is a 2015 American comedy horror film based on the eponymous character from Austro-Bavarian folklore, directed by Michael Dougherty and written by Dougherty, Todd Casey, and Zach Shields.
 The film stars Adam Scott, Toni Collette, David Koechner, Allison Tolman, Conchata Ferrell, Emjay Anthony, Stefania LaVie Owen, and Krista Stadler.
 It was released in the United States on December 4, 2015, by Universal Pictures.
Natural Selection is a 2011 American comedy-drama film written and directed by Robbie Pickering.
 It stars Rachael Harris, Matt O'Leary, John Diehl, and Jon Gries.
 The film was accepted by South by Southwest for the 2011 Narrative Feature Competition.
OMG... We're in a Horror Movie!!!
 is a 2015 American comedy horror film directed by Ajala Bandele.
 It stars Brendan McGowan, Sharon Mae Wang, Nils Jansson, Chris Hampton, Bandele, Shanna Malcolm, and Liz Fenning as friends who realize they have suddenly been transported into a horror film.
 It premiered at the Hollywood Reel Independent Film Festival in February 2015 and was released on video-on-demand in January 2016.

Question: Freaks of Nature is a 2015 American comedy horror film directed by Robbie Pickering, it stars which American actress and singer, and made her feature film debut in "Thirteen" (2003)?
Answer: Vanessa Hudgens