A memorial mass will be held 6 PM April 10 for former Theatre Development Fund president, Thomas F. Leahy, at St. Malachy's Church, 239 West 49th Street, in Manhattan.

Mr. Leahy, who was TDF's president from 1992-1997 died on March 8 in Manhattan. He was 64 and lived in Bronxville, NY, and had been undergoing treatment for cancer, according to TDF, whose most high profile initiative is the TKTS discount theatre ticket service in Manhattan.

Prior to working with TDF, Mr. Leahy was a former president of the CBS television network. He led the network from 1986 through 1989, after which he became president of a new CBS marketing division.

Mr. Leahy retired in 1992 after three decades with the company. In the 1980's, he was executive vice president of the CBS Broadcast Group for a time, beginning in 1981. In that post, he was responsible for the CBS Network and CBS Entertainment divisions and oversaw the broadcasting of the Tony Awards on CBS from 1983 to 1990.

At the time of his death, Mr. Leahy was chairman of the board of the Broadway Association and president of Studio Lane Productions Inc., a programming consultant to the Cablevision Systems Corporation. For a time he was also dean of the Queens College school of journalism, media and information studies, having been named to the post when the school was founded in 1998.

Thomas Francis Leahy was born in Manhattan and grew up in the Bronx. He received a bachelor's degree in electrical engineering from Manhattan College.

He is survived by his wife, Patti; four daughters, Allison Leahy, of Boston; Patti Ann Brandon, Kirsten Leahy and Caitlin Leahy, all of Bronxville; a son, Thomas Jr., also of Bronxville; and four grandchildren.

— By Kenneth Jones