Novels:
* The Lies We Tell Ourselves: A historical mystery set in 1960s Boston, revolving around a mysterious disappearance and a young woman searching for the truth.
* The Case of the Missing Servant: A locked-room mystery set in Victorian London, focusing on a governess who investigates a strange disappearance.
* The Secret Keeper: A psychological thriller about a woman who becomes obsessed with a missing child.
* The Red Devil: A historical crime novel set in 1920s Dublin, featuring a detective who must solve a series of murders.
* The Serpent's Tail: A thriller about a group of friends who are haunted by their past.
* The Fall of the Sparrow: A literary fiction novel about a young woman who is forced to confront her family's dark secrets.
Non-fiction:
* The Irish Revolution: A comprehensive history of the Irish War of Independence and the Irish Civil War.
Other:
* The Dublin Murders: A television series based on the novels "The Lies We Tell Ourselves" and "The Case of the Missing Servant".
James Lynch has also written numerous short stories and articles for various publications.
Note: This is not an exhaustive list, as James Lynch is a prolific writer.