What film did one of the co-stars of  Saajan Ka Ghar receive a National Film Award in 1970 for?
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.
G. P. Sippy Gopaldas Parmanand Sippy (14 September 1914 British India – 25 December 2007 India) was a Bollywood movie producer and director. He was of Sindhi Hindu descent, with an original last name of Sipahimalani. He is known for producing several popular Bollywood blockbusters such as "Seeta Aur Geeta" (1972), "Shaan" (1980), "Saagar" (1985), "Raju Ban Gaya Gentleman" and his magnum opus, "Sholay" (along with his son Ramesh Sippy).