Brother Nature is a 2016 American comedy film directed by Osmany Rodriguez and Matt Villines, from a screenplay by Mikey Day, Cameron Fay, and Taran Killam. It stars Killam, Bobby Moynihan, Gillian Jacobs, Rita Wilson and Bill Pullman. The film was released in a limited release and through video on demand on September 9, 2016, by Insurge Pictures and Samuel Goldwyn Films.

Michael William Day is an American actor, comedian and writer. Day was hired as a writer for the NBC sketch comedy series Saturday Night Live before its 39th season in 2013. He was then promoted to on-air cast status and became a featured player during the show's 42nd season in 2016, later being promoted to repertory status beginning with the 44th season in 2018. He is also the host of the Netflix show Is It Cake? Day previously was an on-air correspondent for The Tonight Show with Jay Leno and The Jay Leno Show.