Daniel Michael DeVito, Jr. is an Emmy Award-winning American actor, director, and an Oscar-nominated producer, who first gained prominence for his portrayal of “Louie De Palma” on the popular ABC and NBC TV series Taxi from 1978 to 1983.

In 2006 he began co-starring as Frank Reynolds on the FX sitcom It’s Always Sunny in Philadelphia. In movies, he often plays loveable wise guy types.

DeVito played “Martini” in the movie One Flew Over the Cuckoo’s Nest. After Taxi, DeVito continued what became a successful movie career, beginning with a role in 1983’s Terms of Endearment and the comic rogue in the romantic adventure Romancing the Stone, starring Michael Douglas and Kathleen Turner. All three reprised their roles in the 1985 sequel, The Jewel of the Nile. In 1986, he was in Ruthless People with Bette Midler and Judge Reinhold. In 1987, DeVito made his feature directing debut on dark comedy Throw Momma from the Train, in which he additionally starred, opposite Billy Crystal and Anne Ramsey. Two years later DeVito reunited with Douglas and Turner to direct and star with them in The War of the Roses.