Poltergeist: The Legacy
Season 1, Episode 20: The Signalman
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A psychic/supernatural occurence debunker and physicist, Dr. David Praeger, is working for the army at an old railway station & tunnel in Powderwash, Colorado. The army is planning on opening a nerve weapon disposal site nearby and he is there to find out what causes the magnetic fluctations in the area. While investigating he starts seeing the 'ghost' of a signalman telling him to 'pull the switch'. Alex finds out where he is after dreaming that he is in danger and, as much as they dislike the man's work the Legacy go to try and save him.
All Episodes - Season 1
Episode 1
Pilot (1)
Episode 2
Pilot (2)
Episode 3
Sins of the Father
Episode 4
Town Without Pity
Episode 5
The Tenement
Episode 6
The Twelfth Cave
Episode 7
Man in the Mist
Episode 8
Ghost in the Road
Episode 9
Doppelganger
Episode 10
The Substitute
Episode 11
Do Not Go Gently
Episode 12
The Crystal Scarab
Episode 13
The Bell of Girardius
Episode 14
Fox Spirit
Episode 15
The Thirteenth Generation
Episode 16
The Dark Priest
Episode 17
Revelations
Episode 18
Bones of St. Anthony
Episode 19
The Inheritance
Episode 20
The Signalman
Episode 21
The Reckoning
Episode 22
A Traitor Among Us