1990 film by Curtis Hanson
Bad Influence is a 1990 American psychological thriller film directed by Curtis Hanson starring Rob Lowe and James Spader. Spader stars as a meek yuppie who crosses paths with a mysterious stranger (Lowe) and is gradually encouraged to explore his dark side. Bad Influence was the first film for which David Koepp received sole screenplay credit.
Plot summary adapted from Wikipedia, licensed under CC BY-SA 4.0.