The Neighbor is a 2018 American psychological thriller film co-written, produced and directed by Aaron Harvey. The film stars William Fichtner as Mike, a technical writer who sees his life shaken by the arrival of new, younger neighbors.

William Edward Fichtner is an American actor. He is known for his television roles as Sheriff Tom Underlay on Invasion, Alexander Mahone on Prison Break, Carl Hickman on Crossing Lines, and Adam Janikowski on Mom. A prolific character actor in film, Fichtner is recognized for memorable performances in Heat, Contact, Armageddon, The Perfect Storm, Go, Crash, Black Hawk Down, The Longest Yard, Teenage Mutant Ninja Turtles and The Dark Knight.