Thinner Cast

Robert John Burke portrays the character Billy Halleck, the main protagonist who is cursed to rapidly lose weight.

Michael Constantine plays the role of Tadzu Lempke, a mysterious and vengeful old man who casts a curse on Billy Halleck.

Lucinda Jenney takes on the role of Heidi Halleck, Billy's wife who becomes deeply involved in the eerie events unfolding around them.

Kari Wuhrer portrays Gina Lempke, the daughter of Tadzu Lempke, who is intertwined in the unfolding curse.

John Horton embodies the character Judge Cary Rossington, a key figure in Billy's legal battles and the supernatural curse.

Sam Freed plays Dr. Mike Houston, a medical professional caught up in the mysterious case of Billy Halleck's inexplicable weight loss.

Daniel von Bargen portrays Chief Duncan Hopley, a law enforcement officer involved in the unfolding events.

Joe Mantegna brings to life the character Richie Ginelli, a mobster who gets entangled in the cursed man's vendetta.

Elizabeth Franz plays Leda Rossington, the wife of Judge Cary Rossington, caught up in the supernatural turmoil.

Walter Bobbie portrays Kirk Penschley, a character involved in the legal proceedings surrounding Billy Halleck's predicament.

Bethany Joy Lenz takes on the role of Linda Halleck, another important figure in Billy Halleck's life.

Time Winters takes on the role of Prosecutor, a legal figure involved in the legal proceedings tied to the cursed man.