Who produced the album that includes "An Cant Dubj"?
An Cat Dubh / Into the Heart: "An Cat Dubh / Into the Heart" is a song by U2, composed of two tracks, "An Cat Dubh" (English: "The Black Cat" ) and "Into the Heart", from the band's debut album, "Boy". Boy (album):  It was produced by Steve Lillywhite, and was released on 20 October 1980 on Island Records.
i don't know