To gain fame quickly - three actors - Mino, Giacinto and Mirella, stage a fake murder (Mirella is the "victim"), then plan to find the "body" at the most opportune moment. Unfortunately, a real murder takes place in Mirella's apartment when a young woman named Margaret is killed. Having left abundant clues to the fake murder, Mino and Giacinto realise the only way to save themselves from jail is to find Margaret's killer. Despite the intrusions of a stupid police inspector, the two men discover she was killed by a mysterious "organization". Although every witness they try to question is killed by a hitman, they eventually unravel the mystery...

Enrico Montesano
as Mino Orlandi

Alighiero Noschese
as Giacinto Puddu

Francis Blanche
as Commissioner Pigna

Isabella Biagini
as Mirella Trombetti

Lino Banfi
as Vice Commissioner Magli

María Baxa
as Margaretha

Luca Sportelli
as Director

Francesco Mulè
as Quaestor

Daniele Vargas
as José

Umberto Raho
as Jean-Pierre, murderer