Question: Dostana ("Friendship") is a 2008 Indian romantic comedy film directed by Tarun Mansukhani, the film stars who, which Indian film actor, producer and playback singer known for his works in Bollywood and Bengali cinema?

full_context: Document 1: Krishna Abhishek: Abhishek Sharma (popularly known by his screen name Krishna Abhishek) is an Indian film actor and extreme comedian. He got appreciation for his work in films like "Bol Bachchan" and "Entertainment" (2014). He is also a dancer and has participated in numerous dance reality shows, including, "Nach Baliye" (Season 3) (2007) and "Jhalak Dikhhla Jaa" (Season 4) (2010). As a stand up comedian, he made name after he participated in successive "Comedy Circus" seasons, "Comedy Circus 2" (2008) and was a wild card entry in "Comedy Circus 3" (2009) with Sudesh Lehri, apart from "Comedy Circus Ka Jadoo" (2010) and "Jubilee Comedy Circus" (2011).
Document 2: Abhishek Bachchan: Abhishek Bachchan (born 5 February 1976) is an Indian film actor, producer and playback singer known for his works in Bollywood and Bengali cinema. Part of the Bachchan family, he is the son of actors Amitabh Bachchan, and Jaya Bachchan. He made his screen debut with the 2000 War film, "Refugee".
Document 3: Kabhi Alvida Naa Kehna: Kabhi Alvida Naa Kehna (English: "Never Say Good Bye"), also known as KANK, is a 2006 Indian musical romantic drama film directed by Karan Johar and produced under the Dharma Productions banner. Released on 11 August 2006 in India and North America, it stars Shah Rukh Khan, Rani Mukherji, Abhishek Bachchan and Preity Zinta in the lead roles, while Amitabh Bachchan and Kirron Kher play pivotal supporting roles. Arjun Rampal also makes a special appearance in the film.
Document 4: Don (2006 Hindi film): Don (also known as Don – The Chase Begins Again) is a 2006 Indian action-thriller film directed by Farhan Akhtar. The film was produced by Ritesh Sidhwani and Akhtar's production company Excel Entertainment. The film stars Shah Rukh Khan and Priyanka Chopra, with Arjun Rampal, Boman Irani, Isha Koppikar, and Om Puri appearing in supporting roles. "Don" is a remake of the 1978 film of the same name, and follows the titular criminal's look-alike who has been sent on a clandestine mission to impersonate Don after he is wounded in a chase, and to infiltrate the plans of the drug mafia.
Document 5: Arjun Kapoor: Arjun Kapoor (] ; born 26 June 1985) is an Indian actor who appears in Bollywood films. He is the son of film producers Boney Kapoor and Mona Shourie Kapoor. After working as an assistant director and associate producer on several films, including "Kal Ho Naa Ho" (2003) and "Wanted" (2009), he made his acting debut with Habib Faisal's romantic drama "Ishaqzaade" (2012), for which he was nominated for the Filmfare Award for Best Male Debut.
Document 6: Tashan (film): Tashan (Hindi: टशन , "Style") is a 2008 Indian Hindi action comedy film starring Akshay Kumar, Saif Ali Khan, Kareena Kapoor and Anil Kapoor in the lead roles. Produced by Aditya Chopra and Yash Chopra of Yash Raj Films, it was released on 25 April 2008, and marked the directorial debut of Vijay Krishna Acharya.
Document 7: Dostana (2008 film): Dostana ("Friendship") is a 2008 Indian romantic comedy film directed by Tarun Mansukhani and produced by Karan Johar and Hiroo Yash Johar. The film stars Abhishek Bachchan, John Abraham and Priyanka Chopra, with Bobby Deol, Kirron Kher, Sushmita Mukherjee and Boman Irani in supporting roles. "Dostana" tells the story of two men who pretend to be gay to share an apartment with a girl; eventually, both fall in love with her.
Document 8: Zindagi Na Milegi Dobara: Zindagi Na Milegi Dobara () is a 2011 Indian comedy-drama road film directed by Zoya Akhtar and produced by Farhan Akhtar and Ritesh Sidhwani of Excel Entertainment. The film features an ensemble cast including Hrithik Roshan as Arjun, Abhay Deol as Kabir and Farhan Akhtar as Imraan. It also stars Katrina Kaif as Laila, Kalki Koechlin as Natasha, and Ariadna Cabrol as Nuria along with Naseeruddin Shah making a special appearance. Made on a budget of million () , the film was shot in Spain, India, Egypt and the United Kingdom.
Document 9: Rab Ne Bana Di Jodi: Rab Ne Bana Di Jodi (English: "A Match Made By God") is a 2008 Indian romantic comedy film written and directed by Aditya Chopra and produced by Yash Chopra and Aditya Chopra under the banner Yash Raj Films. The film is inspired by "The World of Apu" of legendary Bengali film maker Satyajit Ray. The film stars Shah Rukh Khan and Anushka Sharma in the lead roles. Khan plays a mild-mannered office worker named Surinder Sahni, whose love for the beautiful and vivacious Taani (Anushka Sharma) causes him to transform himself into the loud and fun-loving "Raj" to win her love. It was released worldwide on 12 December 2008 and marked Aditya Chopra's return to directing after an eight-year break, following his previous film, "Mohabbatein".
Document 10: Akshaye Khanna: Akshaye Khanna (born 28 March 1975) is an Indian film actor. He made his acting debut in 1997 with "Himalay Putra" which was produced by his late father Vinod Khanna. Since then, he has featured in several critically and commercially acclaimed films, such as "Border" (1997), "Taal" (1999), "Dil Chahta Hai" (2001), "Humraaz" (2002), "Hulchul" (2004), "Gandhi, My Father" (2007) and "Race" (2008) amongst others, for which he has received two Filmfare Awards.
Document 11: Dil Chahta Hai: Dil Chahta Hai (English: "The Heart Desires") is a 2001 Indian comedy-drama film starring Aamir Khan, Saif Ali Khan, Akshaye Khanna, Preity Zinta, Sonali Kulkarni, and Dimple Kapadia. The first film written and directed by Farhan Akhtar, it is set in modern-day urban Mumbai and Sydney, and focuses on a major period of transition in the lives of three young friends.
Document 12: Jaane Tu... Ya Jaane Na: Jaane Tu... Ya Jaane Na (translation: "Whether you know... or not") is a 2008 Indian coming of age romantic drama film, written and directed by Abbas Tyrewala. The film stars Imran Khan and Genelia D'Souza in pivotal roles. Produced by Mansoor Khan, Aamir Khan, it marks the directional debut of Abbas Tyrewala, the debut of Imran Khan (Aamir Khan's nephew) and Prateik Babbar as actors, and the re-appearance of D'Souza in Hindi cinema. Released on 4 July 2008, the film received positive reviews, and was successful at the box office. The music is by A. R. Rahman.
Document 13: Ranveer Singh: Ranveer Singh Bhavnani (born 6 July 1985) is an Indian film actor who appears in Hindi films. After completing a bachelor's degree from Indiana University Bloomington, Singh returned to India to pursue his career in films. He made his acting debut in 2010 with a leading role in Yash Raj Films' romantic comedy "Band Baaja Baaraat". The film emerged as a critical and commercial success, earning Singh a Filmfare Award in the Best Male Debut category.
Document 14: Tusshar Kapoor: Tusshar Kapoor is an Indian Bollywood actor and producer and son of veteran actor Jeetendra and younger brother to Ekta Kapoor. He is also the co-owner of Balaji Telefilms and Balaji Motion Pictures. He made his debut in 2001 with the blockbuster "Mujhe Kucch Kehna Hai", a remake of the Telugu super hit "Tholi Prema", along with Kareena Kapoor. He received the Filmfare Award for Best Male Debut for his work in the film. Kapoor then appeared in two more Telugu remakes "Jeena Sirf Merre Liye" (2002), and "Yeh Dil" (2003), which fared moderately well at the box office, he then appeared in Ram Gopal Varma's production "Gayab" (2004) which had kapoor receiving appreciation for his work.
Document 15: John Abraham (actor): John Abraham (born 17 December 1972) is an Indian film actor, producer and a former model who appears in Hindi films. After modelling for numerous advertisements and companies, he made his film debut with "Jism" (2003), which earned him a Filmfare Best Debut Award nomination. This was followed by his first commercial success, "Dhoom" (2004). He received two Filmfare Award nominations, for his negative roles in "Dhoom", and in "Zinda" (2006). He later appeared in the major critical success "Water" (2005). He was nominated for a Filmfare Award for Best Supporting Actor for the film "Baabul" (2006). Since then, Abraham has starred in many critically and commercially successful films including "Kaal" (2005), "Garam Masala" (2005), "Taxi No. 9211" (2006), "Dostana" (2008), "New York" (2009), "Force" (2011), "Desi Boyz" (2011), "Housefull 2" (2012), "Race 2" (2013), "Shootout at Wadala" (2013), "Madras Cafe" (2013), "Welcome Back" (2015), "Dishoom" (2016), and the latest, "Force 2", thus establishing himself as a commercially successful actor of Indian cinema.
ground_truth: Abhishek Bachchan