LOS ANGELES  —  Christina Applegate and her husband, Johnathon Schaech, are calling it quits after four years of marriage.

The couple have filed for divorce in Los Angeles Superior Court. Their publicists, Ame Van Iden and Chuck James, confirmed the split Monday.

"The decision is mutual," they said in a joint statement without further comment.

Applegate, 34, played ditsy daughter Kelly Bundy on TV's "Married ... With Children" and earned a Tony nomination for her role in "Sweet Charity" on Broadway.

Schaech, 36, starred in 1996's "That Thing You Do!"