For cocktail sauce, in a small bowl, combine the ketchup, 2 teaspoons Creole seasoning, onion, green pepper, celery and pepper sauce. In another bowl, combine cream cheese and remaining Creole seasoning.
Spread or pipe cream cheese mixture onto cucumber slices. Top each with a shrimp and cocktail sauce. Sprinkle with parsley.
The following spices may be substituted for 1 teaspoon Creole seasoning: 1/4 teaspoon each salt, garlic powder and paprika; and a pinch each of dried thyme, ground cumin and cayenne pepper.