Emily Stone is an American actress. She made her feature film debut in the comedy Superbad (2007), playing Jules. Stone was previously a cast member of the TV series Drive. She appeared in The House Bunny (2008) and Ghosts of Girlfriends Past (2009). She then starred in the horror-comedy Zombieland and the indie comedy Paper Man in 2009. In 2010, Stone voiced the character Mazie in Marmaduke, and will star in the high school comedy Easy A.

Stone was born in Scottsdale, Arizona, the daughter of Jeff Stone, a contractor, and Krista Stone. She has a brother who is younger by two years. She was a member of the Valley Youth Theatre while growing up, a regional theater in Phoenix, Arizona, where she appeared in her first stage production, The Wind in the Willows, at the age of 11. Stone attended Sequoya Elementary School and then Cocopah Middle School for sixth grade. She was home schooled for two years, at which time she appeared in 16 productions at Valley Youth Theatre, including: A Winnie-the-Pooh Christmas Tail, The Princess and the Pea, Cinderella, The Wiz, Titanic, Honk!, The Little Mermaid, Schoolhouse Rock Live!, Alice in Wonderland, and Joseph and the Amazing Technicolor Dreamcoat, and performed with the theater's improv comedy troupe.

Stone attended Xavier College Preparatory, an all-girl Catholic high school, as a freshman for one semester. She gave a PowerPoint presentation to her parents, set to the Madonna song "Hollywood", to convince them to let her move to California for an acting career. She dropped out of high school and moved with her mother to Los Angeles in January 2004, at the age of fifteen.

Stone at the Fantastic Fest premiere of the film Zombieland in Austin, Texas, in September 2009.

Stone launched a career in television after winning the role of Laurie Partridge on In Search of the New Partridge Family (2004), a VH1 talent competition reality show. The resulting show, The New Partridge Family (2005), only produced a pilot episode. Stone next had appearances in the television series Medium, Malcolm in the Middle and Lucky Louie. In 2007, she had a regular role on the Fox drama Drive, playing Violet Trimble, until the series was cancelled.

Stone made her feature film debut in the 2007 teen comedy Superbad, playing Jules, the love interest of lead character Seth (Jonah Hill). In 2008, she appeared in the comedy The Rocker, with Rainn Wilson. Stone played Amelia, the bassist in a band featuring singer Teddy Geiger. Stone learned to play bass for the role. Also that year, Stone appeared in The House Bunny, starring Anna Faris, alongside Katharine McPhee, Kat Dennings, Rumer Willis, and Colin Hanks. Stone played the president of a sorority and sang on a single from the film, "I Know What Boys Like", a cover version of the 1982 song by The Waitresses.

In 2009, Stone appeared in Ghosts of Girlfriends Past, a romantic comedy directed by Mark Waters, the director of Mean Girls (2004), starring Matthew McConaughey and Jennifer Garner. Stone played "The Ghost of Girlfriends Past", a takeoff of the Ghost of Christmas Past from Charles Dickens' A Christmas Carol. She starred in the horror/comedy Zombieland, along with Woody Harrelson and Jesse Eisenberg. The project, her third comedy for Columbia Pictures, began shooting in Atlanta in February 2009. Stone played Wichita, a survivor/con artist from Wichita, Kansas, traveling across the U.S. with her younger sister Little Rock (Abigail Breslin).

Stone starred in Paper Man, alongside Jeff Daniels, Ryan Reynolds and Lisa Kudrow, directed by Kieran and Michele Mulroney. In the film, a middle-aged novelist, Richard (Jeff Daniels), has an imaginary friend named Captain Excellent (Ryan Reynolds) and also suffers from writer’s block. Stone plays Abby, a babysitter Richard hires after moving to Long Island. Stone began filming the independent comedy on Veterans Day, November 11, 2008, in Montauk, New York, using well-known local locations.

Stone had a voice role in Marmaduke in 2010, a film adaptation of the long running comic strip about a Great Dane. She voiced Marmaduke’s friend, Mazie, an Australian Shepherd who is a bit of a tomboy. Stone will also star as a high school student in Easy A with Amanda Bynes, a comedy directed by Will Gluck. Stone's character divides the strictly moral students and teachers against the liberals in her school after a false rumor circulates that she's sexually promiscuous. The script contrasts the novel The Scarlet Letter and its heroine, Hester Prynne, to the life of the protagonist in the film.

Stone will star in Crazy, Stupid, Love, alongside Steve Carell, Julianne Moore, Ryan Gosling and Marisa Tomei. The Warner Bros. film, about a husband (Steve Carell) with marital problems and difficulties with his children, began shooting on April 16, 2010 in Los Angeles. Stone will also star in an adaptation of Kathryn Stockett’s best-selling novel The Help, a period piece set in Jackson, Mississippi in the 1960s. She plays Eugenia "Skeeter" Phelan, an aspiring writer, and plans to employ a Southern dialect for the role.

Stone joined the voice cast of The Croods, a 3D computer animated caveman comedy by DreamWorks Animation. She will voice the role of Eep, the oldest daughter of Grug (Nicolas Cage) and Ugga (Catherine Keener). Ryan Reynolds voices Gy, the love interest to Stone's character. The film is scheduled for release on March 30, 2012. She also joined the cast of Friends With Benefits, starring Justin Timberlake and Mila Kunis, and directed by Will Gluck. The relationship comedy began filming in July 2010 in New York.

Stone has stated that she would eventually like to venture into film production, producing her own films, and would like to appear on Saturday Night Live.

Birth name: Emily Jean Stone
Born: November 6, 1988
Origin: Scottsdale, Arizona, U.S.
Other name: Riley Stone
Occupation: Actress
Years active: 2004–present