Listen to Olanagal Thalam Thullumbol online. Olanagal Thalam Thullumbol is a Malayalam language song and is sung by Unni Menon. Olanagal Thalam Thullumbol, from the album Kadathu, was released in the year 1981. The duration of the song is 4:24. Download Malayalam songs online from JioSaavn.