Music and Hidden Messages in "Columbo," - WKNC 88.1 FM - North Carolina State University Student Radio
Though “Columbo,” has no official theme song, in each episode there is a variety of music by accomplished composers that creates a unique feel. Over twenty-one composers worked for the show over the course of its air time, with the most well-known being Quincy Jones, Patrick Williams, Harry Mancini, and Billy Goldenberg.
Source: wknc.org