Signal 30 (1959) is a Documentary film that follows the results of serious traffic accidents caused by careless driving are displayed. One of several Driver's Education films produced by Highway Safety Films, filmed at actual auto accident scenes and consisting largely of color closeups of mangled accident victims. Signal 30 is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.5 out of 10 from 1 votes. Fans of documentary movies may also want to explore similar titles below.