Mark) is a 1991 Indian Malayalam comedy-mystery film directed by K. Madhu and written by S. N. Swamy, starring Mammootty, Rekha, Shobana, Murali, and Manianpilla Raju.

[1] Latha, daughter of Menon, a rich businessman, gets a threatening call from Raji demanding Rs 5 lakhs not to reveal a deadly secret about her father.

Haridas refers Latha to Captain Hariharan who now runs a security service.

Inspector Raju Peter suspects Hariharan who informs Latha about the death.

In his memoir, "Innaleyude Innu", Janardhanan says that he sold the movie outright to producer Good Knight Mohan.