Denis Leary Hilariously Recalls How He Discovered He's Related To Conan O'Brien

Denis Leary Hilariously Recalls How He Discovered He's Related To Conan O'Brien

Comedian and actor Denis Leary appeared on The Tonight Show Starring Jimmy Fallon and revealed that he is related to former late-night talk show host Conan O'Brien. The Rescue Me star, currently starring in Netflix's dark comedy series No Good Deed, confirmed that he and O'Brien are third cousins. Fallon presented Leary with a placard showing a photo of him juxtaposed with one of O'Brien, prompting Leary to joke that they both look like "two I…