Question: Which 1974 Hindi film stars an actor whose first lead film role was in the film "Bobby"?

Context paragraphs:
Vera Gebuhr: Vera Margrethe Gebuhr (15 May 1916 – 22 December 2014) was a Danish film, television and stage actress.  Gebuhr was most noted for her portrayal of the snobbish neurotic head saleswoman Miss Jørgensen in the popular television series "Matador".  She trained at the Royal Danish Theatre school from 1937 to 1939 and debuted at the Folketeatret, working there until 1964.  She played her first lead film role as the scheming maid in the 1943 melodrama "Møllen".  Gebuhr appeared in 65 films between 1937 and 2005, as well as made numerous appearances on Danish television series.

Rishi Kapoor: Rishi Kapoor (born 4 September 1952) is an Indian film actor, producer and director known for his works in Hindi cinema.  He received the National Film Award for his debut role as a child artist in his father Raj Kapoor's 1970 film "Mera Naam Joker" (1970).  Kapoor had his first lead role as an adult opposite Dimple Kapadia in 1973 with the film "Bobby" and received the Filmfare Best Actor Award in 1974.  "Bobby"' s worldwide success launched him as a global movie star, domestically in India and overseas in the Soviet Union.

Zehreela Insaan: Zehreela Insaan (Toxic Human) is a 1974 Hindi film directed by Puttanna Kanagal and produced by Virendra Sinha.  The film stars Rishi Kapoor, Moushumi Chatterjee, Neetu Singh, Pran, Nirupa Roy, Dara Singh, Iftekhar, Madan Puri and Paintal.

Pran Jaye Par Vachan Na Jaye: Pran Jaye Par Vachan Na Jaye is a 1974 Hindi film produced by Ratan Mohan and directed by S. Ali Raza.  The film stars Sunil Dutt, Rekha, Iftekhar, Premnath, Jeevan, Bindu, Madan Puri, Ranjeet and Jayshree T.  The film's music is by O. P. Nayyar.

Sarah's Choice: Sarah's Choice is a 2009 Christian direct-to-video pro-life film directed by Chad Kapper.  The film was the first lead film role for contemporary Christian singer-songwriter Rebecca St. James as the title character, along with Logan White and Dick Van Patten.  Christian comedian Brad Stine also appears in the film, along with Charlene Tilton and Staci Keanan.  It was released to DVD on November 1, 2009, and was aired on February 27, 2010 on the Trinity Broadcasting Network.

Pocket Maar (1974 film): Pocket Maar (Hindi: पॉकेटमार ; translation: Pick-Pocket) is a 1974 Hindi film directed by Ramesh Lakhanpal.  The film stars Dharmendra, Saira Banu, Prem Chopra, Mehmood and Nasir Hussain.  The music was composed by Laxmikant Pyarelal.

5 Rifles: 5 Rifles is a 1974 Hindi film produced and directed by I. S. Johar.  The film stars Rajesh Khanna's look-alike Rakesh Khanna, Shashi Kapoor's look-alike Shahi Kapoor, and I. S. Johar.  Music was given by Kalyanji Anandji.  One particular qawwali of note in this film is the track Jhoom barabar Jhoom Sharabi sung by the notable qawwal of his times, Janab Aziz Nazan.  One more song 'Jab se Sarkar ne Nashabandi Tod Di' sung by Kishore Kumar is also a hit semi-qawwali.

36 Ghante: 36 Ghante is a 1974 Hindi film directed by Raj Tilak.  The film stars Raaj Kumar, Mala Sinha, Sunil Dutt, Vijay Arora, Ranjeet, Danny Denzongpa, Parveen Babi, Iftekhar, and Deven Verma.  The film's music is by Sapan Chakraborty.  It is a remake of the American film "The Desperate Hours", which was adapted from Joseph Hayes' novel.

Shatranj Ke Mohre: Shatranj Ke Mohre is a 1974 Hindi film starring Neetu Singh in the lead role.

Dost (1974 film): Dost (Devanagari: दोस्त, Nastaliq: دوست, translation: "Friend") is a 1974 Hindi film.  Produced by Premji it was directed by Dulal Guha.  The film stars Dharmendra, Hema Malini, Shatrughan Sinha, Asit Sen and Rehman.  The films music is by Laxmikant Pyarelal.

Supporting paragraphs: Zehreela Insaan Rishi Kapoor
Answer: Rishi Kapoor