Alley was born and raised in Chicago, Illinois. She has a brother and a sister and is married to actor Orson Bean. She is best known for her role as the mom, Norma Arnold, on the Emmy-winning series "The Wonder Years." She joined the cast of "The Bold and the Beautiful" as Pamela Douglas in 2006.
Alley's first television role was on a show called "The Associates" opposite Martin Short.