Sadik started his career as an assistant director with Mustafizur Rahman.
His notable films are Nolok, Jibon Niye Juya, Tin Kanya, Dolna, Bheja Chokh, Achena, Ma Mati Desh, Ananda Ashru, Mayer Adhikkar, and Antore Antore.
In 2006, his last directed film Bideshini was released.
[3][4] Sadick died from prostate cancer on 7 January 2010 .
After the funeral, he was buried at Banani Graveyard alongside his parents.