Something Unknown Is Doing We Don't Know What

The Hidden Hand: Alien Contact and the Government Cover-up

2013

An Honest Liar

2014

Secrets of the Unknown: Poltergeists

1988

Secrets of the Unknown: Curses

1987

Unknown Powers

1978

1013 Briar Lane

2009

The Haunting Lodge

2023

Bigfoot: Man or Beast?

1972

Ghost Adventures

2007

The Alien Perspective

2025

The Afterlife Investigations: The Scole Experiments

2011

Hunt for the Skinwalker

2018

Ghosts of the Isle of Wight

Heal Your Self

2011

The Blackwell Ghost 5

2020

The Grove

2025