Dirty Grandpa is an upcoming American comedy film directed by Dan Mazer and written by John Philips. The film stars Robert De Niro, Zac Efron, Zoey Deutch, and Aubrey Plaza. Filming began on January 5, 2015 in Atlanta. It is scheduled to be released on January 22, 2016.
The film’s script was featured in the 2011 version of the Black List, an annual listings of well received but unproduced scripts in circulation.Prior to Deniro’s casting both Jeff Bridges and Michael Douglas were up for the starring role. Deniro’s casting along was confirmed September 4, 2014, along with Zac Efron as his sidekick On December 9, Zoey Deutch was cast as the female lead. Casting calls began in November.On January 2015, Adam Pally as well as Aubrey Plaza joined the film’s cast. Plaza has said that she was attracted to the role based on the fact that it was different from the characters she usually played, she also was attracted to the fact that the role let her engage in physical comedy which was otherwise limited in previous roles.