Leary and O’Brien both got their start in comedy, as a stand-up comedian and 'Saturday Night Live' writer, respectively.

“We look like two Irish aunts,” Leary joked after Fallon brought out a side-by-side photo of the two stars, who are third ...

Comedian and actor Denis Leary came up around the same time as O’Brien, even appearing as a guest on Late Night with Conan O’Brien several times to promote his work. But after he got a relative a ...

Denis Leary reveals how he figured out his connection to revered TV host Conan O'Brien, who turned out to be distant cousins.

It was Denis Leary's uncle who put together the pieces of the family puzzle and explained how the actor was related to Conan ...

The actor, who stars in Netflix’s 'No Good Deed' and the new Fox series 'Going Dutch', talked to PEOPLE for One Last Thing Pamela Littk /FOX Denis Leary knows his strengths. The actor, 67, who ...

Comedian Denis Leary’s lifelong study of a famous military figure paid off when it came to his latest role. "I'm a huge history buff and my favorite military figure of all time is George Patton ...

Actor Denis Leary’s latest TV series, “Going Dutch,” is a comedic military portrayal of an Army unit stationed in a remote corner of the Netherlands known as “Garrison Stroopsdorf.” ...

Denis Leary knows his strengths. The actor, 67, who has been married to his wife Ann since 1989, admits he has a go-to when it comes to honey-do chores. "Listen, here's my thing. I'm a guy who can't ...