Answer
The 1970s American detective television series Columbo is known for its eccentric protagonist, Lieutenant Columbo, played by Peter Falk. The show was popular and has been adapted into a series of novels and films. Garry Marshall directed an episode of Columbo in 1975, titled "Étude in Black." Marshall's episode is considered one of the best in the series, and he was nominated for an Emmy Award for his work.