Best Whodunit Movies & TV Series of the 1970s

The 17 best-rated whodunit movies and TV series of the 1970s on 3eyedraven, ranked by a weighted audience score so the genuinely great rises above one-off perfect ratings. Every title has cast, ratings, trailers and where to watch.

Chinatown 1974 ★ 7.9

Deep Red 1975 ★ 7.7

Suspiria 1977 ★ 7.5

The Long Goodbye 1973 ★ 7.4

Don't Torture a Duckling 1972 ★ 7.3

Murder by Death 1976 ★ 7.2

Murder on the Orient Express 1974 ★ 7.2

Death on the Nile 1978 ★ 7.1

The Last of Sheila 1973 ★ 7.0

Klute 1971 ★ 6.8

Torso 1973 ★ 6.6

A Quiet Place to Kill 1970 ★ 6.6

Four Flies on Grey Velvet 1971 ★ 6.5

The Case of the Bloody Iris 1972 ★ 6.4

So Sweet, So Dead 1972 ★ 6.0

Hotel Fear 1978 ★ 5.7

Slaughter Hotel 1971 ★ 4.8