India, March 10 -- Al Pacino has turned intensity into an art form. The range of characters he has inhabited in his films is astonishing. In Francis Ford Coppola's The Godfather trilogy, Michael Corleone, introduced to the viewer as a decorated Marine and the son of the Corleone crime family, initially stays away from his family's business. As time passes, he transforms into a shrewd and ruthless mafia boss, who ultimately becomes a tragic figure and dies alone.

In Michael Mann's Heat, he plays Vincent Hanna, an intelligent, volatile and monomaniacal LAPD Robbery Homicide detective whose dedication to work affects his personal life. In fact, cinephiles discuss many other Pacino performances with equal admiration, among them his portrayal...