Metro Stage presents The Real Inspector Hound, Tom Stoppard's hilarious send-up of classic Agatha Christie murder mysteries. John Vreeke directs a cast that includes Ralph Cosham, John Dow and Catherine Flye. To May 22. MetroStage, 1201 North Royal St., Alexandria. Tickets are $45 to $50. Call 800-494-8497 or visit metrostage.org.