Mark Pierson

Mark Pierson is the main antagonist of Disney's 1972 film Napoleon and Samantha. He is a homicidal maniac who has escaped from a mental hospital and wants to kidnap Napoleon Wilson and Samantha.

Role
Danny leaves the kids with a man named Mark Pierson, who they have recently met and attempts to find Samantha's family to notify them but he is arrested and accused of kidnapping the children. While at the police station, Danny notices a photo of the man he left the kids with, who happens to be a dangerous psychopath and escapes to rescue them. He steals a motorcycle and the police chase him all the way back to his cabin where they find and arrest the wanted man.