The X-Files

Mulder leaves his new assignment to investigate reported alien contact in Puerto Rico

A parasite lurking in the dank tunnels of New Jersey's sewer system claims several victims - Disturbing scenes

The peace of a small town is violently disturbed when its residents turn murderous - Strong violence and scenes that may distress

Mulder and his new partner investigate a marine who seems to kill people via his dreams - Violence and disturbing scenes

Mulder is called to a hostage situation where the gunman claims to be an alien abductee - Scenes of violence

Mulder's search for an abducted Scully is thwarted by a shocking betrayal - Violence and disturbing scenes

Could a series of ritualistic murders be the work of vampires? Mulder investigates. - Bloody violence and sexual themes

A deathly ill Scully turns up in hospital, though no one knows how she got there - Scenes of violence

Amid the searing heat of a volcano, a deadly new life form attacks a group of researchers - Scenes of violence

Several abductions linked to a cult are found to be part of a large, sinister scheme - Violence, scenes some viewers may find distressing

An invisible entity violently attacks a nurse at a care home - Sexual violence, language and attitudes may offend

There's a strange connection between a series of murders in the 1940s and the present day - Bloody violence & scenes which may be distressing

A mortuary worker turns to murder to satisfy an obsession - and sets his sights on Scully - Violence, disturbing scenes and crime scene detail

Rumours of the occult run rife in a town that becomes the scene of a ritualistic murder - Violence, scenes some viewers may find distressing

The agents get caught up in a bitter dispute at a camp for Haitian refugees - Disturbing scenes and themes of suicide

Mulder makes a shocking discovery about his missing sister - Scenes of violence

While tracking Scully's kidnapper, Mulder uncovers a disturbing threat to the planet - Scenes of violence

Zoo animals are reportedly killing people, though witnesses tell a different story - Crime scene detail

While aboard an isolated ship, an unearthly force causes Mulder and Scully to rapidly age

An unseen creature begins killing the inhabitants of a town of circus performers - Violence and language some may find offensive

Mulder is convinced that a child's strange death has links to ghostly activity - Violence, upsetting and disturbing scenes

A deadly disease rips through a prison, gruesomely killing inmates. It must be contained. - Disturbing images

A scientist is scared of his own shadow - literally. And he's got good right to be.

The residents of a small Southern town take a little too well to outsiders... - Scenes of violence

Mulder and Scully uncover a chilling link between a UFO cover-up and secret experiments - Scenes of violence