The plaintiff's claim in a warrantless false arrest lawsuit arose from a sheriff s deputy s visit to her house to check on the welfare of her daughter. Your constitutional rights are violated if you are arrested without probable cause.False arrest refers to arresting or imprisoning someone without a warrant. A peace officer may make a valid arrest without a warrant in certain circumstances other than those set out in this instruction. A trial judge acted erroneously in granting summary judgment to the defendants in a false arrest lawsuit. Can you sue someone for having a warrant issued for, when they knew they were false charges and were filed just to put. If you have been arrested or imprisoned wrongly, contact a law firm that specializes in false arrest immediately. You do not need a lawyer to do this. It should be free or a small charge. If there is probable cause, this serves as a complete defense for a police officer sued for false arrest.