Best Investigation Movies & TV Series of the 1970s

3eyedraven's 13 top-rated investigation movies and TV series of the 1970s — ordered by how strongly audiences rate them and how many actually voted, so the ranking reflects real consensus. Full details on each.

The New Scooby-Doo Movies 1972 ★ 7.7

El patrullero 777 1978 ★ 7.9

Dirty Harry 1971 ★ 7.5

The Wicker Man 1973 ★ 7.3

Murder on the Orient Express 1974 ★ 7.2

Magnum Force 1973 ★ 7.1

Family Plot 1976 ★ 6.8

Hart to Hart 1979 ★ 6.9

French Connection II 1975 ★ 6.8

Charlie's Angels 1976 ★ 6.7

Hanzo the Razor: Sword of Justice 1972 ★ 6.2

Shaft's Big Score! 1972 ★ 6.1

Rattlers 1976 ★ 4.2