False imprisonment occurs when one person unlawfully restricts another's freedom of movement. False arrest requires an arrest, but, false imprisonment only requires unlawful detention.The only distinction lies in the manner in which they arise. False arrest is merely one means of committing a false imprisonment. False imprisonment occurs when a person intentionally restrains another person without their consent or without legal authority to restrain them. False arrest becomes false imprisonment the moment the victim is taken into custody. False arrest is also sometimes referred to as false imprisonment or wrongful arrest. Court concluded as a matter of law that officer had probable cause to arrest plaintiff). 3. It unfolds when an individual deliberately prevents another from leaving a particular space without their explicit consent. False arrest (sometimes called "wrongful arrest" or "unlawful arrest") is the unlawful restraint of a person's freedom of movement.