Matthew Cowles was an American actor and playwright.
Personal life:
The son of actor and theatre producer Chandler Cowles, he was born in New York City.
In 1983 he married actress Christine Baranski with whom he had two daughters, Isabel (born 1984) and Lily (born 1987). In a New York Times profile of his wife, he was described as “the black sheep member of a family with ties" to Drexel banking and the Cowles Publishing Company. He was an enthusiastic motorcycle rider. Matthew Cowles died from congestive heart failure on May 22, 2014.
Work:
In 1966 Cowles played the title role in Edward Albee's short-lived adaptation of James Purdy's comic novel Malcolm on Broadway at the Shubert Theatre.
Cowles' first television part was Joe Czernak in the series NYPD in 1969. He was nominated for a Daytime Emmy as Outstanding Actor in a Daytime Drama Series in 1978. Cowles was also nominated for Outstanding Supporting Actor in a Daytime Drama Series in 1981 for his part as Billy Clyde Tuggle in All My Children, a role that he created and wrote.
Cowles' first film was the comedy drama Me, Natalie (1969) in which he played Harvey Belman. Al Pacino also made his debut in this film.
In 2010, Cowles played a supporting role in Martin Scorsese's film Shutter Island.

Source: wikipedia.org