In 1970, Raihan wrote, produced and directed political satire drama movie "Jibon Theke Neya". This movie centers around a family where most of the family members are oppressed by woman controlling the family, which is the metaphor of tyranny of mass uprising in 1969 in then East Pakistan. During the Liberation war of Bangladesh in 1971, Raihan went to Calcutta and showed his movie "Jibon Theke Neya" in Calcutta. Renowned movie directors of Kolkata Satyajit Ray, Mrinal Sen, Tapan Sinha and Ritwik Ghatak praised him for this movie. He was general secretary of Bangladesh Liberation Council of Intelligentsia during liberation war and was making "Let There Be Ligth". He left the project and made "Stop Genocide", a documentary on the oppression of Pakistani army over Bengali people. This documentary was supported by Indian friends of Bangladesh. Acting Prime Minister of exiled government Tajuddin Ahmed found the importance of the documentary. Indian Prime Minister Indira Gandhi was touched seeing this and ordered movie division of India to buy and circulate it internationally. That year, he also produced and directed "A State Is Born" and produced "Liberation Fighters", directed by Alamgir Kabir, and "Innocent Millions", directed by Babul Choudhury. His final movie was in Urdu language "Jalte Suraj Ke Niche" (1971).