DVD Review: Hickey & Boggs

If you’ve seen every episode of “The Cosby Show,” and are disappointed that you haven’t seen Dr. Cliff Huxtable shoot anyone down in cold blood, have I got a movie for you.  1972’s “Hickey & Boggs,” re-teams Bill Cosby with former “I, Spy,” co-star Robert Culp. (Culp also directed the film.)  “Boggs,” is a typical 1970s …