Italy

• 
  **

  The Ogre

  (1989)
• 
  *

  Okay sceriffo

  (1964)
• 
  *

  Old Shatterhand

  (1964)
• 
  ***

  The Oldest Profession

  (1967)
• 
  *

  Ombre

  (1980)
• 
  *

  Ombre roventi

  (1970)
• 
  *

  Omicidio al telefono

  (1994)
• 
  *

  Once Upon a Time in America

  (1984)
• 
  ****

  Once Upon a Time in the West

  (1968)
• 
  *

  One After Another

  (1968)
• 
  *

  The One Eyed Soldiers

  (1967)
• 
  *

  Only the Cool

  (1970)
• 
  ***

  Open Your Eyes

  (1997)
• 
  ***

  Opera

  (1987)
• 
  *

  Operation Atlantis

  (1965)
• 
  *

  Operation Counterspy

  (1965)
• 
  *

  Operation Diplomatic Passport

  (1965)
• 
  *

  Operation Hong Kong

  (1964)
• 
  *

  Operation Kid Brother

  (1967)
• 
  *

  Operation Poker

  (1965)
• 
  *

  Operation St. Peter’s

  (1967)
• 
  *

  Operation White Shark

  (1966)
• 
  **

  The Opponent

  (1988)
• 
  ****

  Orca

  (1977)
• 
  *

  Order of Death

  (1983)
• 
  *

  Ordine firmato in bianco

  (1974)
• 
  ***

  Orgasmo

  (1969)
• 
  *

  Orgasmo esotico

  (1982)
• 
  **

  Orgasmo nero

  (1980)
• 
  ***

  The Orientals

  (1960)
• 
  *

  Oscenità

  (1980)
• 
  ***

  OSS 117 Is Unleashed

  (1963)
• 
  ***

  OSS 117 Murder for Sale

  (1968)
• 
  *

  OSS 117 Takes a Vacation

  (1970)
• 
  ***

  OSS 117: Mission for a Killer

  (1965)
• 
  ***

  OSS 117: Mission to Tokyo

  (1966)
• 
  ***

  OSS 117: Panic in Bangkok

  (1964)
• 
  *

  OSS 77: Operazione fior di loto

  (1965)
• 
  ***

  The Other Hell

  (1981)
• 
  *

  Our Agent ‘Tiger’

  (1965)
• 
  ***

  Our Lady of Lust

  (1972)
• 
  *

  Our Man in Casablanca

  (1966)
• 
  *

  Our Man in Jamaica

  (1965)
• 
  ***

  The Outside Man

  (1972)
• 
  ***

  P.O. Box Tinto Brass

  (1995)
• 
  ***

  Padre Padrone

  (1977)
• 
  **

  Paganini

  (1989)
• 
  ***

  Paganini Horror

  (1988)
• 
  *

  A Pain in the Ass

  (1973)
• 
  ***

  Panic

  (1982)

50 titles