1959)[1] is an American actress known for her role as Angie Grabowski on the television comedy series Welcome Back, Kotter during its third season (1977–78).
Before Kotter, Haller had small uncredited roles in The Love Machine and The French Connection, both 1971.
On April 12–13, 1980, Haller attended a dinner party at the Southampton, Long Island home of film producer Roy Radin.
Haller had been introduced to Radin by photographer Ronald Sisman,[2] and visited his home hoping to revive her stalled acting career.
[2][3] In 1981, businessman Robert McKeage pleaded guilty to assaulting Haller, and was sentenced to 30 days imprisonment.