Also, "Superman Returns"
Launching a full-sized Shuttle from a jumbo jet, rocket tail or not, is, of course, impossible.
The idea of a shuttle launched from a jumbo jet that Raoul refers to did exist, in several concepts. Some even had a booster rocket in the plane's tail to put the plane in a nice trajectory for the drop, but all of them involved very small orbiters with very small payloads.