6--Pran did the most number of villain roles against Ashok Kumar, in as many as 25 films.
7--Pran did 16 films with Big B -- Kasauti (1974), Majboor (1974), Zanjer (1973), Amar Akbar Anthony (1977), Don (1978), Ganga Ki Saugandh (1978), Dostana (1980), Kaalia (1981), Naseeb (1981), Nastik (1983), Andhaa Kanoon (1983), Sharaabi (1984), Shahenshah (1988), Toofan (1989), Jaadugar (1989), Mrityudaata (1997). In Amitabh's Tere Mere Sapne (1996), Big B was narrator, producer and Pran was the actor.
