In 1862, pioneering meteorologist James Glaisher (Eddie Redmayne) teams up with daredevil balloon pilot Amelia Rennes (Felicity Jones) to advance human knowledge of the weather and fly higher than anyone in history. While their voyage to the very edge of existence helps the unlikely pair find their place in the world, they face physical and emotional challenges in the thin air, as the ascent becomes a fight for survival.
The gas balloon was actually launched from Wolverhampton in the midlands not London as depicted in the film. This was due to a fear that if they launched in London they could go off course and land in the river. See more »
Anyone traveling in a balloon never feels the wind, or hears it, because they are advancing at the same speed. Wide shots depict this phenomenon, but in close-ups while aloft, both characters are shown affected by light gusts and the sound of the wind, scientifically inaccurate to the conditions of balloon travel. See more »