As a screenwriter , he penned a number of neo-realistic films , such as '' Dharti Ke Lal '' ( which he directed ) , '' Neecha Nagar '' ( 1946 ) which won the Palme d'Or at the first Cannes Film Festival , '' Naya Sansar '' ( 1941 ) , '' Jagte Raho '' ( 1956 ) , and '' Saat Hindustani '' ( which he also directed ) . He is also known for writing the best of Raj Kapoor 's films , including the Palme d'Or nominated '' Awaara '' ( 1951 ) , as well as '' Shree 420 '' ( 1955 ) , '' Mera Naam Joker '' ( 1970 ) , '' Bobby '' ( 1973 ) and '' Henna '' ( 1991 )
first Cannes Film Festival
1946 Cannes Film Festival
Khwaja Ahmad Abbas