Biography
From Wikipedia
Mary Ainslee (October 12, 1919 – November 1, 1991) was an American film actress. She appeared in approximately 15 films between 1939 and 1952. Ainslee appeared in several Three Stooges films such as I'll Never Heil Again, In the Sweet Pie and Pie, Hokus Pokus, and He Cooked His Goose.
In the mid-1980s, she suffered a stroke and never fully recovered. She died on November 1, 1991.
Filmography
Cast Credits

Triple Crossed
Character: Belle (archive footage)
MOVIE • 1959

Flagpole Jitters
Character: Mary (archive footage)
MOVIE • 1956

He Cooked His Goose
Character: Belle
MOVIE • 1952

Hokus Pokus
Character: Mary
MOVIE • 1949

The Spider Returns
Character: Nita Van Sloan
MOVIE • 1943

Some More of Samoa
Character: Nurse / Curly's Blonde (uncredited)
MOVIE • 1941

In the Sweet Pie and Pie
Character: Taska Jones
MOVIE • 1941

Sailors on Leave
Character: Sadie
MOVIE • 1941

The Spider Returns
Character: Nita Van Sloan
MOVIE • 1941

Sis Hopkins
Character: Vera De Vere
MOVIE • 1941

I'll Never Heil Again
Character: Princess Gilda (uncredited)
MOVIE • 1941

Pride of the Bowery
Character: Elaine White
MOVIE • 1940

Earl of Puddlestone
Character: Marian Potter-Potter
MOVIE • 1940

When the Daltons Rode
Character: Minnie
MOVIE • 1940

Mad Youth
Character: Marian Morgan
MOVIE • 1940