Carol Ann Susi (February 2, 1952 – November 11, 2014) was an American actress who made her first onscreen appearance as Monique Marmelstein in Kolchak: The Night Stalker. She worked in both film and television. She is best known in recent years as the voice of the never seen Mrs. Wolowitz on The Big Bang Theory until her death from cancer.
Kolchak, the Night Stalker - Monique Marmelstein - 1974
The Secret of My Success - Jean - 1987
My Blue Heaven - Filomena - 1990
Death Becomes Her - Patient - 1992
Big Bang Theory - Mrs.Wolowitz - 2007-2014
Carol Ann owed her career to Darren McGavin because he met her in a restaurant as his server. Darren brought her to "The Night Stalker" set for a job.