Thinner (1996)

"Let the curse fit the crime."
TMDb Score

A fat lawyer finds himself growing "Thinner" when an old gypsy man places a hex on him. Now the lawyer must call upon his friends in organized crime to help him persuade the gypsy to lift the curse. Time is running out for the desperate lawyer as he draws closer to his own death, and grows ever thinner.

Robert John Burkeas Billy Halleck
Lucinda Jenneyas Heidi Halleck
Bethany Joy Lenzas Linda Halleck