5 million for film rights o the popular Broadway hit.It turned out to be one of the top five most successful films in 1964 - a combination of clever lyrics and singable tunes, with a great lead and supporting cast, and lavishly-designed heatrical sets and costumes.Pulling the car with a team of horses, or using alcohol in the tank didn""t work either."Doc" hypothesized that he could use a hijacked steam locomotive to push the DeLorean up to 88 mph on straight tracks - however, the only track suitable ended at an uncompleted bridge over Clayton ("Shonash") Ravine (scheduled to be completed in the summer of 1886).Greenberg retorted with an insult ("What you are, I wouldn""t eat!") - inferring that Rawitch was an overacting "ham" actor, causing Rawitch to become outraged.Various similarities existed between the film""s script and an actual Comanche kidnapping of a young 9 year-old white girl (Cynthia Ann Parker) at Fort Parker in East Texas on May 19, 1836.