Kevin Costner is drowning in money issues and a bombshell lawsuit involving an " unscripted, unscheduled rape scene ," from his film, Horizon: An American Saga , RadarOnline.com can reveal.

The actor has found himself dealing with investors from the movie, as they claim he failed to back up the money truck, and both sides are now battling it out to decide who will pick up the tab after the film crashed and burned at the box office . Article continues below advertisement

Despite Costner, 70, putting $38million of his own cash to bring his vision to life, he was still assisted by investors who were hoping to see the film become a hit. However, that was not the case at all.

" Horizon was an epic failure that bled a lot of money out of (Costner) and didn't get much viewing," a s

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