In his second year of college, he translated Narayan Gangopadhyay's play Bharate Chai into Assamese under the title Janani and staged it.

[1] Due to his interest in acting, after graduation, Dulal Roy joined the National School of Drama in New Delhi and completed diploma in dramatic arts in direction in 1966.

[1] Other notable plays include Jukti Tarka, Bismriti, Pon Rokshya, Kankalata, Swarthopor Daitya, Karengor Ligiri, Siraj, Andha Yug, Adhe Adhure, Ashad Ka Ek Din, The Lesson, Bhogjora, Hamlet, Sarkari Inspector and Waiting for Godot.

[4] A six-day photography exhibition titled Indulgence of the Spirit, was organized in 2015 to honor Dulal Roy's career spanning over 50 years.

[5] The book Pratay and Annekhsan: Dulal Royor Sadhana, released in 2016 as a tribute to him, contains more than hundred articles by his former associates and art critics.