Rinse fish thoroughly in cold water; pat dry. Place skin side up in an aluminum foil-lined shallow baking pan; sprinkle with salt and pepper. Combine butter, lemon juice, and Worcestershire sauce; pour over fish.
Broil 4 to 5 inches from heating element 10 minutes or until fish flakes easily when tested with a fork; do not turn. Transfer fish to a serving platter. Garnish with parsley and lemon.