Possible Clues:

• Greek character, occupying loamy ground, competed here once?
• Site of ancient games
• Dukakis of films
• Only drops off new British politician returning first class from theatrical venue
• Dublin theatre
• Pure Cockney politician reviewed top-class games venue
• Not initially pious parliamentarian, one taken to a venue for godly sports
• Rainy U.S. capital
• West Coast capital
• Manet painting of a reclining nude