Thunder Run is a 1986 American action-thriller film directed by Gary Hudson and starring Forrest Tucker and John Ireland. It was developed by special-effects expert Clifford Wenger Sr. and his wife, Carol Lynn. It was dedicated to their son, Clifford Wenger Jr., who also worked on the movie on special effects, while simultaneously working on Rambo: First Blood Part II, where he was killed in an explosion accident in 1984. During the 1980s the movie was frequently aired on cable channels such as Showtime and The Movie Channel where it developed a cult following. The film is notable for an action sequence in which an 18-wheeler jumps over a train.