Chilled Spaghetti Salad

1 pound thin spaghetti, broken into 3-inch pieces
2 cucumbers
1 green bell pepper
2 medium tomatoes
2 medium onions
1 small bottle Italian dressing
1/2 (2 ounce) bottle McCormick's Salad Supreme Seasoning

Cook and drain spaghetti; set aside. Peel cucumbers; remove seeds and cut into small pieces. Cut green pepper, tomatoes and onions into small pieces. Mix all ingredients with the spaghetti including seasoning. Pour Italian dressing over all. Let marinate overnight.