Combine venison, crumbs, onion, bell pepper, 1 teaspoon salt, oregano, pepper and 1/2 cup tomato sauce. Mix well and pat firmly in bottom and on sides of a 9-inch pie plate, fluting edges.
Combine rice, water, 1/4 cup cheese, remaining tomato sauce and 1/2 teaspoon salt. Pour over meat mixture. Cover with foil and bake at 350 degrees F for 25 minutes.
Remove foil; add cheese and bake 15 minutes more. Cut into wedges.

Yields 6 servings.