Preheat the oven to 350 degrees and grease a baking dish with nonstick cooking spray.
Stir together the cream cheese, sour cream, mayonnaise, Worcestershire sauce, lemon juice, garlic, Cajun seasoning, hot sauce, green onion, 1 cup of cheddar cheese and crab meat until smooth.
Spread the mixture in a baking dish or pie plate and top with remaining cheddar cheese.
Bake for 30 minutes, until hot and bubbly. Garnish with more Cajun seasoning and sliced green onions before serving.