This is wonderful served with either crackers or vegetables.
In a bowl, combine cream cheese, sour cream and mayonnaise until smooth. Spread evenly on 12-inch platter. Spread shrimp over cream cheese layer. Spread seafood sauce over shrimp. Sprinkle with cheese, pepper, tomato and green onions; layering in that order. Cover and chill until ready to serve. Serve with crackers or raw vegetables.