A couple of elderly lovers, Thaddeus and Sally, are fed up with the nursing home where they spend their days and run off for a weekend on the Irish west coast with the intention to end their lives there. Alice follows her grandfather's invitation to visit him there, unaware of his plans - until arrives in the post, with Thaddeus and Sally's names on it.

The Queen -v- Patrick O'Donnell reveals on screen for the first time the true story behind one of the most compelling murder plots in Irish history, a thrilling tale of violence, courtroom drama, romance and political intrigue. Containing evidence from British Home Office files kept secret for 100 years, it reveals shocking new information about the fate of the quiet-spoken Donegal man who killed the infamous informer James Carey on board a ship off the coast of South Africa in 1883. What possessed the illiterate labourer from the Donegal Gaeltacht to shoot the leader of The Invincibles? Who was the mystery woman posing as his wife? And why did both the US President and the French luminary Victor Hugo plead that Patrick O'Donnell not be hanged for his crime?