Für Elise
The lullaby played over the intro is the song "Sleep Safe and Warm." It was composed by Krzysztof Komeda and sung by Mia Farrow. The song "Für Elise" is also frequently used as background music throughout the film. The original film soundtrack was released in 1968 via Dot Records. Waxwork Records released the soundtrack from the original master tapes in 2014 which included Krzysztof Komeda's original work.