produced by Catpics Coproductions Ltd, in coproduction with Amour Fou & Swiss Television ; a film by Michael Hegglin ; producers, Alfi Sinniger, Olivia Oeschger
[a film by Lucy Walker, João Walker, Karen Harley] ; an Almega Projects and 02 Filmes production ; directed by Lucy Walker ; co-directed by João Jardim, Karen Harley ; produced by Angus Aynsley [and] Hank Levine