Listen to Ringtone - Z-Cars Original Theme (Johnny Todd) online. Ringtone - Z-Cars Original Theme (Johnny Todd) is an English language song and is sung by Johnny Keating and His Orchestra. Ringtone - Z-Cars Original Theme (Johnny Todd), from the album 80 Ringtones - TV, Radio and Film Themes from the Era of Junior Choice and Children's Favourites, was released in the year 2013. The duration of the song is 0:30. Download English songs online from JioSaavn.