A new infection that simply makes people feel happy is treated as a threat by the authorities while its "victims" work to spread it to others.
Director:George Seaton
The Simpsons Movie
Mayhem
Arachnophobia
Attack of the Killer Tomatoes!
Carry On Constable
Dead Moon Rising
C.H.U.D. II: Bud the Chud
The Exterminating Angel
International House
The One You're With
Stop and Go
Bullets of Justice
Lilo & Stitch
Friend of the World
The Middle of Nowhere
Gremlins 2: The New Batch
Hell Comes to Frogtown
The Toxic Girl
Ebola Syndrome
Steve Trevino: My Life In Quarantine