Jankidas served as the only Indian member of the International Olympic Committee at the 1936 Olympic Games in Berlin.
Jankidas is credited with being the first production designer in the Indian film industry and had designed several films including Pathar aur Paya and Warrant. As a production designer, Jankidas was responsible for the founding of many famous Indian actor careers. He was responsible for Madhubala's role in Sohrab Modi's 'Daulat' in 1947 and introduced Meena Kumari in Nanabhai Bhatt's 'Hamara Ghar' and Khusboo in Sunil Dutt's 'Dard Ka Rishta'. He also introduced actress Mala Sinha in 'Hamlet', produced and directed by Kishore Sahu.
In 1985 he wrote the script to the film 'Yaadon Ki Kasam'. Jankidas was the recipient of numerous national and international awards. In May 1996, he was honored with the Lifetime Achievement Award given by the Indian Motion Pictures Producers' Association.
Jankidas was also an author and wrote numerous books on Bollywood and the acting profession. He published My Misadventures in Filmland and Acting for Beginners.
In 1986, he undertook a fast unto death to seek tax benefits for the film industry and gave up his agitation after Shiv Sena chief Bal Thackeray intervened.
Jankidas was suffering from a heart ailment for a substantial period of time but was discharged from the local hospital two days before his death. He died of cardiac failure at his Juhu residence on Wednesday 18 June 2003. He was 93.
Jankidas is survived by two sons, and two daughters.