Revealing mistake: At the end of the film, it's obvious the ground that Phil falls into is just some mats dressed up in fake snow.
Christmas Evil (1980)
Plot summary
Directed by: Lewis Jackson
Starring: Jeffrey DeMunn, Brandon Maggart, Dianne Hull
Harry is a toy factory foreman with a secret; he's obsessed with Christmas and wants to become Santa Claus. After finding out a scheme to increase sales figures by donating toys to an orphanage and writing them off as sold, Harry finally puts his plan to bring Christmas joy to his cynical little town whether it wants to or not.
More mistakes in Christmas Evil
Harry "Santa": You want it all... but you're no longer a child.