Listen to Love Action (I Believe in Love) (Originally Performed by the Human League) [Instrumental Version] online. Love Action (I Believe in Love) (Originally Performed by the Human League) [Instrumental Version] is an Unknown language song and is sung by Backing Track Central. Love Action (I Believe in Love) (Originally Performed by the Human League) [Instrumental Version], from the album Karaoke Top 50 for Girls, Vol. 1, was released in the year 2018. The duration of the song is 3:46. Download Unknown songs online from JioSaavn.