Catherine O'Hara is a Canadian actress and comedian. She is well known for her appearances in many roles on the TV series SCTV, as well as for her film roles as Delia Deetz in Beetlejuice (1988), Kate McCallister in Home Alone (1990) and Home Alone 2: Lost in New York (1992), Sally in The Nightmare Before Christmas and her various roles in the films of Christopher Guest.