Columbo (1971)

S10E1 Columbo Goes to College

Lt. Columbo receives an invitation to speak in a Criminology class, where he encounters two clever students who believe they've outsmarted him with their misleading clues. However, the situation takes a dark turn when their professor turns up dead, leading Columbo to unravel the tangled web of deception crafted by the confident students. With his signature charm and sharp instincts, the lieutenant sets out to expose the truth behind the murder.