During World War II, an Englishwoman (Gemma Arterton) opens her heart to an evacuee after initially resolving to be rid of him in this moving journey of womanhood, love and friendship.

From the 1870s to the modern era, RADIOACTIVE is a journey through Marie Curie's (Rosamund Pike) enduring legacies - her passionate relationships, scientific breakthroughs, and the consequences that followed for her and for the world. After meeting fellow scientist Pierre Curie (Sam Riley), the pair go on to marry and change the face of science forever by their discovery of radioactivity.