Originally Posted by Unknown Soldier

Saw you were back on this thread and forgot to answer this before, so here's 16 I recommend that are amongst the best and highly representative of the genre, but there are countless others out there that people recommend as well. Best to watch them in the order I've put if possible and all are between 1971 to 1973 the glory years of the giallo, with the exception of Blood and Black Lace which is from 1964 and Deep Red which is 1975.

Blood and Black Lace (Bava)
The Bird with the Crystal Plummage (Argento)
The Strange Vice of Mrs.Wardh (Martino)
In the Folds of the Flesh (Bergonzelli)
The Cat O' Nine Tails (Argento)
A Lizard in a Woman's Skin (Fulci)
A Bay of Blood (Bava)
Short Night of the Glass Dolls (Lado)
The Bloodstained Butterfly (Tessari)
Black Belly of the Tarantula (Cavara)
The Case of the Scorpion's Tael (Martino)
Mt Dear Killer (Valerii)
Don't Torture a Duckling (Fulci)
What Have You Done to Solange? (Dallamano)
Torso (Martino)
Deep Red (Argento)