Life and a Day is a 2016 Iranian drama film written and directed by Saeed Roustaee. The film screened for the first time at the 34th Fajr Film Festival and earned 10 nominations and received 7 awards.

Saeed Roustaee, also spelled Saeed Roustayi, is an Iranian director, screenwriter and producer. He has won the Crystal Simorgh for Best Director, Best Screenplay and Best First Director at the 34th Fajr Film Festival for his feature directorial debut drama film Life and a Day (2016). In 2022, his second film, Just 6.5 (2019), was nominated for the César Award for Best Foreign Film. In April 2022, his third film, Leila's Brothers (2022), was selected to compete for the Palme d'Or at the 2022 Cannes Film Festival.