Columbo/S1/E7Season 1 · Episode 7Blueprint for Murder (1x7)9 feb 1972← EpisodiosEpisodios · S1E1Murder by the Book (1x1)E2Death Lends a Hand (1x2)E3Dead Weight (1x3)E4Suitable for Framing (1x4)E5Lady in Waiting (1x5)E6Short Fuse (1x6)E7Blueprint for Murder (1x7)Now playing← Previous: E6 · Short Fuse (1x6)