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Denis Colin Leary (born August 18, 1957) is an American actor, writer, producer, singer, and comedian who is best known for his role as FDNY firefighter Thomas Michael Gavin in the comedy-drama television series Rescue Me were he is also the co-creator of the series as well, and for voicing Diego in the Ice Age franchise.

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

Disney Roles