Boa vs. Python

Boa vs. Python is a 2004 Directtovideo horrorthriller film. It was directed by David Flores, from a script by Chase Parker and Sam Wells, and was filmed in Sofia, Bulgaria. The film was a crossover between Boa 2001 and Python 1999.

As they drive, something goes wrong whatever it is that is sealed inside the back of the truck has woken up and has become enraged. The convoy stops. Ramon gets a tranquilizer gun and orders a panel to be opened. Unfortunately, a serpentine tail smashes through the panel and begins to wreak havoc. One of the men is startled and fires his gun, accidentally hitting the main control circuit on the back of the truck. The main door of the sealed container opens, and an abnormally large nightmarish reticulated python, about 80 feet in length, emerges and kills the group, but not before Ramon manages to detonate a bomb, destroying the convoy, but not the snake.Broddick reveals his plan to bring extreme biggame hunting to the city, as yet another pastime for the megawealthy, and the python is to be the quarry. While in a sexual tryst with his girlfriend Eve, Broddick sees a news report detailing the destruction of Ramons convoy. Now realizing the python has escaped, Broddick decides to bring his biggame hunting associates to their prey. ........

Source: Wikipedia