The Lost City of Z Photocall - London [Getty Images]

Sienna Miller and Robert Pattinson attending 'The Lost City Of Z' Photocall at The Corinthia Hotel, London. (Photo by Isabel Infantes/PA Images via Getty Images) — see more

Sienna Miller and Robert Pattinson attending 'The Lost City Of Z' Photocall at The Corinthia Hotel, London. (Photo by Isabel Infantes/PA Images via Getty Images)

PA Images Isabel Infantes - PA Images