Title: Manthan
Content: Girish Karnad as Dr. Rao ; Kulbhushan Kharbanda as Sarpanch ; Smita Patil as Bindu ; Naseeruddin Shah as Bhola ; Mohan Agashe as Deshmukh ; Anant Nag as Chandavarkar ; Amrish Puri as Mishraji ; Rajendra Jaspal as Bindu's Husband ; Abha Dhulia as Shanta, Dr Rao's Wife ; Sadhu Meher as Mahapatra ; Anjali Paigankar 
Title: Manthan
Content:  Manthan (देवनागरी: मन्थन ; ISO: Manthana ) (English: Churning, Brainstorm) is a 1976 Hindi film directed by Shyam Benegal, inspired by the pioneering milk cooperative movement of Verghese Kurien, and is written jointly by him and Vijay Tendulkar. It is set amidst the backdrop of the White Revolution of India. Aside from the great measurable success that this project was, it also demonstrated the power of "collective might" as it was entirely crowdfunded by 500,000 farmers who donated Rs. 2 each. Manthan is the first crowdfunded Indian film. The film won the 1977 National Film Award for Best Feature Film in Hindi and National Film Award for Best Screenplay for Vijay Tendulkar, and was also India's submission for the Academy Award for Best Foreign Language Film for 1976. The title song ("Mero Gaam Katha Parey") was sung by Preeti Sagar. She won the Filmfare Award for Best Female Playback Singer for that year. The song was later used as the soundtrack for the television commercial for Amul.
Title: Manthan
Content: Shyam Benegal's the Churning (Manthan): Screenplay, by, Vijay Tendulkar, Shyam Benegal, Samik Banerjee. Seagull Books, 1984. ISBN: 0-86132-070-0. 
Title: Manthan: Ek Amrut Pyala
Content:  Manthan: Ek Amrut Pyala (Marathi: मंथन: एक अमृत प्याला) is a 2006 Marathi film directed by Mrunalinni Patil. film starring Padmini Kolhapure, Milind Gunaji, Vijay Kadam, Asawari Joshi, Suhas Palsekar, Ashalata and Baal Karve.
Title: Manthan
Content: rowspan="2"|1976 ; Amul ; National Film Award for Best Feature Film in Hindi ; Won ; Vijay Tendulkar ; National Film Award for Best Screenplay ; Won ; 1977 ; Shyam Benegal ; Indian film for Academy Award for Best Foreign Language Film ; Not nominated ; 1978 ; Preeti Sagar (for song Mero Gaam Katha Parey) ; Filmfare Award for Best Female Playback Singer ; Won ; } Preeti Sagar (for song Mero Gaam Katha Parey) ; Filmfare Award for Best Female Playback Singer ; Won ; } 
Title: Manthan (1941 film)
Content:  Manthan  is a Bollywood film. It was released in 1941.
Title: Manithan (1953 film)
Content:  Manithan is based on the play Manushyan by Muthukulam Raghavan Pillai. The film adaptation was produced as a joint venture by Jupiter Pictures and Lavanya Movies owned by S. K. Sundararama Iyer and was directed by K. Ramnoth. Art direction was by A. K. Sekar. The film was shot at Neptune Studios that was leased by Jupiter Pictures.
Title: Maanasthan
Content:  Manasthan is a 2004 Tamil-language romantic drama film directed by K.Bharathi. It stars Sarathkumar and Sakshi Sivanand. Abbas, Vijayakumar and Sujatha play supporting roles. The music was composed by S. A. Rajkumar. The film was released on 18 June 2004 to average reviews.
Title: Manthiran
Content:  Manthiran is a 2005 Indian Tamil-language romantic-drama directed by Ravichandran and starring Hamsavardhan and Shruthi Raj. The film is based on the story of Pon Navarasu.
Title: Manamantha
Content:  Manamantha is a 2016 Indian anthology film  written and directed by Chandra Sekhar Yeleti and produced by Sai Korrapati. It stars Mohanlal, Gautami, Viswant Duddumpudi, and Raina Rao and also marks the former's Telugu debut after a guest appearance in the 1994 film Gandeevam. The music was composed by Mahesh Shankar with cinematography by Rahul Shrivatsav and editing by G. V. Chandra Sekhar. The film was partially reshot in Malayalam as Vismayam with a slightly different cast. The film was officially launched on 29 November 2015 in Hyderabad. The movie was mostly shot in Visakhapatnam, Chennai, Hyderabad, and Secunderabad. Principal photography commenced on the following day. Manamantha was premiered on 4 August 2016 in North America and was released worldwide on 5 August 2016. Its Malayalam version, titled Vismayam was released in October 2016, but the Tamil version, titled Namadhu, was released simultaneously along with Manamantha. The film is considered one of the "25 Greatest Telugu Films Of The Decade" by Film Companion.

Question: Who was the screenwriter for Manthan?
Answer: Verghese Kurien.
Shyam Benegal.