3 Ninjas: High Noon at Mega Mountain is a 1998 American martial arts film. It is the fourth and final installment in the 3 Ninjas franchise. Directed by Sean McNamara, the film stars only three of the original actors. None of the child actors from the previous films returned for this installment. Victor Wong is the only cast member to appear in all four films. It is also his final film before his death in 2001. It was filmed in Denver, Colorado at Elitch Gardens Theme Park.