Spiral: From the Book of Saw

Darren Lynn Bousman was unsettled while filming the first scene with Samuel L. Jackson, who played Marcus Banks. He told the actor what to do for a shot, and Jackson said "nah" and added that he was going to sit in a different spot instead. "My butthole puckered," says Bousman; however, after speaking to a friend who had previously worked with Jackson, he realized the actor was just testing him to see if he was a filmmaker who would stand up for what he wanted.

(at around 39 mins) Detective Zeke Banks grabs the box from the pickup truck under the bridge with his bare hand, however in the next shot he is pulling it and is wearing a black glove.

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