Music lovers first heard the voice of Anup Ghosal in 'Varsha Mangal', long playing released from HMV where he rendered a beautiful Rabindra Sangeet (Kotha je udhao holo). His next release was in 1969 from HMV, in a SP record of Nazrulgeeti.

His first major break in the world of play back singing for the movies came when he was asked by Satyajit Ray for his film 'Goopi Gyne Bagha Byne'. Dr. Ghosal can truly be called a find of Mr. Ray, the film Maestro. Can anyone really forget the strains of 'Dekho re nayan mele' as the sun slowly rises in the horizon? Well that was Anup Ghosal. Thereafter there was no looking back for him. He gave his golden voice for movies like 'Hirok Rajar Deshe', 'Goopi Bagha Phire Elo', 'Sasti', 'Atattatar Din Pare', 'Naikar Bhumikaye', 'Kabi', 'Chhadabesi', 'Jiban Jerakam', 'Nimantran', 'Phuleswari', 'Biraj Bou', 'Mohan Baganer Maye', 'Subarnagolak', 'Bancharamer Bagan', 'Harmonium', 'Ek Je Chilo Desh', 'Aajab Gayer Aajab Katha' & 'Sagina Mahato' in Bengali.

'Tujhse naraz nahi' of Masoom was one in particular that won him both critical and popular acclaim. On an invitation from Bappi Lahiri, Dr. Ghosal sang a song for the Raj Babbar-Smita starer Sapath. 'Husun bhi aap hai, ishk bhi aap hai' was a ghazal based rendering with a disco tempo. 'Sishe ka Ghar', 'Patal Bhairavi', 'Main Tere Liye' were other Hindi movies for which he sang.

He has been a top draw in the world of Bengali songs (basic disc/CD/cassettes released and releasing time to time from HMV, Concord, Accord, Tips, Sagarika, Soundwing, Biswas Records, Rag Ranjani, Bethoven Companies and Film music). His renderings be it in any branch of Bengali music- have captivated the hearts of music lovers all over the country, and attracted appreciative notice of connoisseurs, professionals, critics et al.

Dr. Ghosal is writing regularly in different prominent newspapers, magazines (daily, weekly, quarterly, yearly) of Kolkata on different aspects of music, art and culture from which Connoisseurs can understand Dr. Ghosal's mastery and depth as a musicologist. 'Ganer Bhubane' is an Authoritative Book of Dr. Ghosal on Indian Music, (Hindusthani & Karnatak Music) and Various aspects of Bengali Songs published in 2001.

'Mahanaam Mantra' is the latest product of Dr. Ghosal to be released in 'Janmastami' from Sagarika Music Pvt. Ltd. in which 'Naam Sankirtan' (Hare Krishna Hare Ram) of Mahaprabhu Chaitanya Dev is set in Indian Classical Music from Sun Rise to Sun Set.