six weeks in March–April 2010. The success of the production helped convince Gloeckner to give the film rights to Heller. Production On January 10, 2014, Kristen Wiig, Alexander Skarsgård, and Bel Powley were reported to have joined the cast of the film as leads. Caviar co-financed with Cold Iron Pictures, and co-produced with Archer Gray Productions. Principal photography began on January 10, 2014 in San Francisco, California, and continued into February. Release The film had its world premiere at the Sundance Film Festival on January 24, 2015. Shortly after, it was announced Sony Pictures Classics had acquired distribution rights to the film. The film was released in a limited release on August 7, 2015. In the UK, the film was the subject of some controversy because of the decision of the BBFC to give it an "18" rating. Reception On review aggregator Rotten Tomatoes, the film holds an approval rating of 95% based on 164 reviews, with an average rating of 7.93/10. The website's critics consensus reads: "Boldly unconventional and refreshingly honest, Diary of a Teenage Girl is a frank coming-of-age story that addresses its themes—and its protagonist—without judgment." On Metacritic, the film has a weighted average score of 87 out of 100, based on 35 critics, indicating "universal acclaim". Indiewire described the film as "genuine, poignant and hilarious." The Guardian gave it five out of five stars and called it "morally complex and sometimes uncomfortably close to the bone, but also lushly bawdy and funny, and packaged together with an astonishing degree of cinematic brio." Emily St. James of Vox praised the movie for being “quietly radical”, describing it as “a story of huge emotions and big moments, told via intimate gestures and tiny power shifts”. Accolades At the 2015 Berlin International Film Festival, the film won the Grand Prix of Generation 14plus section for best feature-length film. At the 2015 Independent Spirit Awards, the film won Best First Feature and was nominated for Best First Screenplay and Bel Powley for Best Female Lead. References External links Official screenplay 2015 films 2010s coming-of-age comedy-drama films 2015 independent films 2015 romantic comedy-drama films 2010s teen comedy-drama films 2010s teen romance films American coming-of-age comedy-drama films American films with live action and animation American independent films American romantic comedy-drama films American teen comedy-drama films American teen romance films Coming-of-age romance films Films about comics Films about virginity Films based on American