Can't decide?
TitleGenreRated
OculusHorror
Office Christmas PartyComedy
Office SpaceComedy
Omega Man, TheThriller
Omen 2: DamienHorror
Omen 3, The: The Final ConflictHorror
Omen, TheHorror
Omen, The 666Horror
On The RoadDrama
One Dark NightHorror
OrphanThriller
Orphanage, TheThriller
Other Guys, TheComedy/Action
Others, TheThriller
Otis (Uncut)Horror
Ouija (2014)Horror
Ouija: Origin Of EvilHorror
OutbreakThriller
OutlanderSci-Fi
Outsiders, TheDrama
OverboardComedy