Her on-screen husband, Charlie Hunnam, revealed that Pitt was originally supposed to fill the role of British explorer Percy Fawcett.
“Brad had developed this for years and years and initially the intention was that he was going to star in it, and then -- I don't really know what the ins and outs were, or why the decision changed -- he decided just to produce it and not be a vehicle for him to star in it but you know, it was good for me whatever the decision was, cause you know, here we are, here I am,” Hunnam quipped.
WATCH: EXCLUSIVE: Charlie Hunnam and Sienna Miller Talk Going Method for 'The Lost City of Z'
Pitt has been keeping a low profile lately since the press tour for his film Allied
wrapped and his split from Angelina Jolie was announced.
The 53-year-old actor is currently working on the Netflix war film, War Machine
. For the first look at the film, watch the clip below!