While Wenders shot the interview sessions with Francis, as well as the re-enactments and everything around the city of Assisi, much of the rest of the film was stock footage from TV stations and the Vatican archives; he received final cut privilege on the project.

[1] The film began its limited release on 18 May 2018, and over its opening weekend grossed $507,870 from 346 theaters, finishing 16th at the box office.

"[7] On Metacritic, the film has a weighted average score of 63 out of 100, based on 24 critics, indicating "generally favorable reviews".

[5] Nick Allen of RogerEbert.com wrote that the film is like "a non-denominational sermon, under the cinematic care of an artist first, Pope Francis fanboy second."

Comparing it to previous documentaries about global warming, he also wrote that it is "a food-for-thought doc that wholly justifies its existence.