Gabriel Knight 3: Blood of the Sacred, Blood of the Damned (1999): Gabriel and Grace are asked to protect a prince's son from a new supernatural threat, and while they pursue the kidnappers, links to The Knights Templar and even more incredible things are discovered the deeper they delve.Grace, feeling snubbed back in New Orleans, books a flight out to join him, and the pair take their respective lines of research, resulting in the revelation that the werewolf in question has a history with King Ludwig II of Bavaria, one which nearly takes Gabriel's very soul. This time, Gabriel has returned to his family home, Schloss Ritter, to assist the local citizens with what they believe to be a werewolf attack.

The Beast Within: A Gabriel Knight Mystery (1996): A Full Motion Video entry which managed to buck the well-known trend of FMV games.

Notable for actually being released just in time for the 21st anniversary of the original.

Gabriel Knight: Sins of the Fathers 20th Anniversary Edition (2014): A remake of the above.

With the help of his assistant, Grace Nakimura, and local police officer (and best friend since childhood) Detective Franklin Mosely, Gabriel discovers his roots, learning that he is descended from a German family, the Ritters, whose men were all Schattenjäger ' Shadow Hunters' tasked with battling the supernatural evils of the world, which he accomplishes in this game by healing the bad blood between his bloodline and that of Malia Gedde, a N'Awlins resident who hides a dark secret. However, afflicted with freaky dreams nightly, he comes to learn that he shares a family history with a local Voodoo sect within the city, one that hinges upon being able to free his bloodline from a curse that befell them years earlier.

To overcome a writer's block he tries to use the material from a series of murders his policeman friend investigates. Gabriel Knight: Sins of the Fathers (1993): Gabriel Knight is an author and owner of a bookstore in New Orleans.A series of PC point-and-click Adventure Game titles, created by Jane Jensen (who had worked on King's Quest VI) and published by Sierra, as well as the name of their primary hero.

Sins of the Fathers by Jane Jensen