Post Mortem is a 1982 Indian Malayalam-language thriller film directed by J. Sasikumar based on a screenplay by Dr. Pavithran. The film was produced by Pushparajan under the banner of Rajapushpa Productions. The film stars Prem Nazir in the lead role along with Mammootty, Sukumaran and Balan K. Nair in other supporting roles.^[1] The film's score was composed by KJ Joy.^[2] The film was a commercial success and was remade in four languages - in Tamil in 1983 as Vellai Roja , in Telugu in 1984 as S. P. Bhayankar, in Kannada in 1988 as Dharmathma and in Hindi in 1993 as Tahqiqaat.^[3]

Post Mortem
Poster
Directed by	J. Sasikumar
Written by	Pushparajan Dr. Pavithran (dialogues)
Screenplay by	Dr. Pavithran
Produced by	Pushparajan
Starring	Prem Nazir Mammootty Sukumaran Balan K. Nair
Cinematography	K. B. Dayalan
Edited by	K. Sankunni
Music by	K. J. Joy
Production company	Rajapushpa
Distributed by	Rajapushpa
Release date	24 September 1982 (1982-09-24)
Running time	134 minutes
Country	India
Language	Malayalam