Denis Colin Leary is an American actor, comedian, writer, and producer, who is best known for his role as FDNY firefighter Thomas Michael Gavin in the comedy-drama television series Rescue Me were he was also the co-creator of the series, and for voicing Diego the saber-toothed tiger in the Ice Age franchise. He also created and starred as Johnny Rock in the TV sitcom Sex & Drugs & Rock & Roll.

For Disney, he voiced Francis in Pixar's A Bug's Life and played CW3 Davis Poole in Operation Dumbo Drop. He also played the antagonist Gus in the 1994 Touchstone Pictures comedy The Ref.

Disney Roles


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