3 Ninjas: High Noon at Mega Mountain is a 1998 American martial arts film, and the fourth and last installment in the 3 Ninjas franchise.
High Noon at Mega Mountain starred only three of the original actors and was directed by Sean McNamara. None of the child actors from the previous films returned for this installment. The film grossed US$ $375,805 domestically, making it the least profitable of the franchise by far. It was filmed in Denver, Colorado at Elitch Gardens Amusement Park.
The film opens as normal while Samuel "Rocky" Davis (Mathew Botuchis), Jeffrey "Colt" Douglas (Michael O'Laskey), and Michael "Tum Tum" Douglas (James Paul Roeske) are at the home of their Grandfather Mori (Victor Wong) for the summer to perform their ninja training. After being put to an obstacle course test and failing, he overhears Rocky and Colt talking about no longer returning since they are older and have more adult things to do, depressing him. After they return home from their vacation, they meet Amanda (Chelsey Earlywine) when their heads are almost buzzed off when her out-of-control radio-controlled helicopter also broke one of their windows. After making amends, she is invited to Tum Tum's
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