He is 69 years old.
No detailed information about the cause of his death was immediately provided.
Mekka plays Shirley’s lover on the show.
Popular episodes aired on ABC from 1976 to 1983.
A native of Massachusetts, Meka moved to Los Angeles and was nominated for a Tony Award for the protagonist in the “Lieutenant” staged on Broadway in 1975.
Mekka has played roles in “The Boat of Love”, “Family Affairs”, “The Beacon” and “It’s Always Sunny in Philadelphia.”
CNN has contacted Mekka representatives for comments.