Money worries force her husband to ask for a loan from Bruce Reynolds, planner of one of the most famous crimes in British history, the Great Train Robbery of August 1963.

The aftermath of the train robbery and Biggs subsequent escape from prison leads to a life of flight for Charmian and her children as she tries to keep the family together.

[2] Smith's performance as Charmian received widespread critical acclaim, and she ultimately won the 2013 BAFTA Television Award for Best Actress.

[3] Scenes of the Great Train Robbery were recreated on the East Lancashire Railway using a locomotive from the same batch of engines involved in the 1963 raid.

[2] While filming in Australia, Sheridan Smith and Daniel Mays spent an evening at Charmian’s house, where she showed them her archive of personal letters and scrapbooks.