The Theory of Everything co-stars Felicity Jones and Eddie Redmayne are in negotiations to team up once again for The Aeronauts. The former co-actors are in negotiations to feature as 19^th century hot air balloonists in the Amazon Studios’ film.

The project will be a period drama directed by Tom Harper, who will also co-produce it. The plot will revolve around the adventures of the duo -- pilot Amelia Wren (Jones) and scientist James Glaisher (Redmayne). The script has been penned by Jack Thorne and the film will go on floors in the spring in London.