Foxworth will step into the role of Charlie on June 17. The actor succeeds original cast member Francis Guinan. As previously announced, June 17 will also mark the first performance of Jim True-Frost as Little Charles.

Robert Foxworth was most recently on Broadway in Twelve Angry Men. His other Broadway credits include Judgment at Nuremberg, Ivanov, Candida, Love Letters, The Crucible and King Henry V. Among his numerous screen credits are roles in "Storefront Lawyers," "Falcon Crest," "Late Line," "Six Feet Under" and "Law and Order." Foxworth was recently seen Off-Broadway in Manhattan Theatre Club's The Receptionist.

Directed by Anna D. Shapiro, August: Osage County "is the explosively funny comedy-drama focusing on the Weston family following the disappearance of the family's patriarch."

The play has been nominated for a batch of 2008 Tony Awards, including Best Play.

August: Osage County performs at the Music Box Theatre (239 West 45th Street) Tuesday-Friday at 7:30 PM, matinees on Wednesday and Saturdays at 2 PM, Saturdays at 8 PM and Sundays at 3 PM.

Tickets can be purchased at Telecharge.com, or by calling (212) 239-6200 or (800) 432-7250.