Best Investigation movies of 1976

Actors : Elke Sommer, Dean Stockwell, Bradford Dillman, Patrick Mower,
Directors : Sidney Hayers,

An imprisoned gypsy makes a break for it which triggers a manhunt.

Actors : Nicky Fylan, Gary McKeehan, Susan Minas, Cec Linder,
Directors : Ed Hunt,

In this sci-fi thriller, authorities begin looking into a series of violent deaths. Their investigation leads them into the arcane worlds of UFOs and nuclear research.

Actors : Nigel Davenport, Ken Gampu, Bima Stagg, Peter Dyneley,
Directors : Christopher Rowley,

A white cop and a black reporter join forces to investigate apparent vigilante killings in the South African underworld.