Cinema industry trends Top 100 documentaries of all time ranked by total reported gross Australian box office Next update February 2023 There are two Australian-made IMAX titles in the all-time top 20 to January 2022: Antarctica (7) and Africa’s Elephant Kingdom (18). The most successful non-IMAX Australian documentary is Mountain (37), which has grossed $2,030,290 since its release in September 2017. No new titles entered the top 100 in 2021. Australian films are highlighted in bold.