Explosion) is a 1981 Indian Malayalam-language film directed by P. G. Viswambharan, starring Sukumaran, M. G. Soman, Mammootty, Ravikumar and Seema.

[2] Sphodanam is the story of two people who have to fight for justice against the landlord as they are the voice of the working class.

Sphodanam was one of the earliest films of actor Mammootty, before he being turned a major star.

Mammootty, who was just a newbie actor at the time, was refused to have the privilege of a bed as a protection by the director P. G. Vishwambharan.

Vishwambharan said a new face like Mammootty doesn't deserve such privileges, though Sheela argued with him against such a discrimination.