Actress is spotted in the Big Apple
The actress will play Ann, a woman who visits the family of her former lover – a missing pilot.
Previews for the Broadway show, which also stars John Lithgow, Dianne Wiest and Patrick Wilson, start on 18 September.
And the doors officially open on 16 October.
Katie, 29, will be in the production for 4 months.
It is thought she and husband Tom Cruise, 46, will stay in New York until it finishes.