Mysteries of science, history, and nature, broadcast 1976-82.
| 1 | Other Voices (17-Apr-1977) |
| 2 | Strange Visitors (24-Apr-1977) |
| 3 | Ancient Aviators (24-Apr-1977) |
| 4 | The Bermuda Triangle (27-Apr-1977) |
| 5 | Bigfoot (28-Apr-1977) |
| 6 | Killer Bees (1-May-1977) |
| 7 | Earthquakes (7-May-1977) |
| 8 | The Mummy's Curse (14-May-1977) |
| 9 | Martians (21-May-1977) |
| 10 | Atlantis (22-May-1977) |
| 11 | Psychic Detectives (26-May-1977) |
| 12 | A Call from Space (28-May-1977) |
| 13 | Learning ESP (28-May-1977) |
| 14 | Nazi Plunder (29-May-1977) |
| 15 | Amelia Earhart (1-Jun-1977) |
| 16 | Dracula (8-Jun-1977) |
| 17 | The Easter Island Massacre (15-Jun-1977) |
| 18 | Ghosts (22-Jun-1977) |
| 19 | Life After Death (29-Jun-1977) |
| 20 | The Loch Ness Monster (6-Jul-1977) |
| 21 | UFOs (13-Jul-1977) |
| 22 | Voodoo (26-Jul-1977) |
| 23 | Inca Treasures (11-Aug-1977) |
| 24 | The Magic of Stonehenge (10-Sep-1977) |
| 1 | The Lost Dutchman Mine (24-Dec-1977) |
| 2 | The Man Who Would Not Die (31-Dec-1977) |
| 3 | Firewalkers (5-Jan-1978) |
| 4 | Mayan Mysteries (7-Jan-1978) |
| 5 | Astrology (12-Jan-1978) |
| 6 | Michael Rockefeller (21-Jan-1978) |
| 7 | Hurricanes (26-Jan-1978) |
| 8 | The Ogopogo Monster (28-Jan-1978) |
| 9 | Pyramid Secrets (4-Feb-1978) |
| 10 | Dead Sea Scrolls (9-Feb-1978) |
| 11 | Reincarnation (11-Feb-1978) |
| 12 | The Shark Worshippers (18-Feb-1978) |
| 13 | Anastasia (23-Feb-1978) |
| 14 | The Secrets of Life (25-Feb-1978) |
| 15 | Immortality (27-Feb-1978) |
| 16 | The Swamp Monster (4-Mar-1978) |
| 17 | Hypnosis (9-Mar-1978) |
| 18 | Troy (11-Mar-1978) |
| 19 | Witch Doctors (18-Mar-1978) |
| 20 | Haunted Castles (27-Apr-1978) |
| 21 | Butch Cassidy (743) |
| 22 | Deadly Ants (739) |
| 23 | The Coming Ice Age (741) |
| 24 | The Garden of Eden (1-Jun-1978) |
| 1 | UFO Captives (14-Sep-1978) |
| 2 | Tornadoes (21-Sep-1978) |
| 3 | Cloning (28-Sep-1978) |
| 4 | Water Seekers (5-Oct-1978) |
| 5 | Jack the Ripper (12-Oct-1978) |
| 6 | Cryogenics (19-Oct-1978) |
| 7 | Siberian Fireball (767) |
| 8 | The Great Lakes Triangle (2-Nov-1978) |
| 9 | Monster Hunters (9-Nov-1978) |
| 10 | Bermuda Triangle Pirates (7-Dec-1978) |
| 11 | Indian Astronomers (14-Dec-1978) |
| 12 | Sherlock Holmes (21-Dec-1978) |
| 13 | Lost Vikings (28-Dec-1978) |
| 14 | Dreams and Nightmares (4-Jan-1979) |
| 15 | Animal ESP (11-Jan-1979) |
| 16 | The Money Pit Mystery (18-Jan-1979) |
| 17 | Psychic Sea Hunt (25-Jan-1979) |
| 18 | The Angel of Death (1-Feb-1979) |
| 19 | Noah's Flood (8-Feb-1979) |
| 20 | The Diamond Curse (15-Feb-1979) |
| 21 | Ghostly Stakeout (22-Feb-1979) |
| 22 | Brain Power (17-Mar-1979) |
| 23 | Sodom & Gomorrah (10-May-1979) |
| 24 | King Tut (17-May-1979) |
| 1 | Tidal Waves (20-Sep-1979) |
| 2 | Carlos, the Most Wanted Man in the World (27-Sep-1979) |
| 3 | The Amityville Horror (4-Oct-1979) |
| 4 | UFO Australia (11-Oct-1979) |
| 5 | Immortal Sharks (18-Oct-1979) |
| 6 | The Lost Colony of Roanoke (25-Oct-1979) |
| 7 | The Shroud of Turin (8-Nov-1979) |
| 8 | Mexican Pyramids (15-Nov-1979) |
| 9 | The Abominable Snowman (22-Nov-1979) |
| 10 | Pompeii |
| 11 | D.B. Cooper (6-Dec-1979) |
| 12 | The Ten Commandments (13-Dec-1979) |
| 13 | The Dark Star (20-Dec-1979) |
| 14 | The San Andreas Fault (27-Dec-1979) |
| 15 | The Missing Heir (3-Jan-1980) |
| 16 | Vincent Van Gogh (10-Jan-1980) |
| 17 | Wild Children (17-Jan-1980) |
| 18 | The Ghost Ship (24-Jan-1980) |
| 19 | Earth Visitors (31-Jan-1980) |
| 20 | John the Baptist (7-Feb-1980) |
| 21 | Air Disaster Prediction (14-Feb-1980) |
| 22 | The Bimini Wall (21-Feb-1980) |
| 23 | Glenn Miller (7-Mar-1980) |
| 24 | Past Lives (14-Mar-1980) |
| 1 | UFO Coverups (20-Sep-1980) |
| 2 | Faith Healing (27-Sep-1980) |
| 3 | Lee Harvey Oswald (4-Oct-1980) |
| 4 | Daredevil Death Wish (11-Oct-1980) |
| 5 | Life After Life (18-Oct-1980) |
| 6 | Moon Madness (25-Oct-1980) |
| 7 | Dangerous Volcanoes (1-Nov-1980) |
| 8 | The Lindbergh Kidnapping (8-Nov-1980) |
| 9 | Acupuncture (15-Nov-1980) |
| 10 | Jimmy Hoffa (22-Nov-1980) |
| 11 | Fountain of Youth (29-Nov-1980) |
| 12 | Laugh Therapy (6-Dec-1980) |
| 13 | Salem Witches (13-Dec-1980) |
| 14 | Super Children (27-Dec-1980) |
| 15 | The Great Wall of China (10-Jan-1981) |
| 16 | The Castle of Secrets (24-Jan-1981) |
| 17 | Great Lovers (31-Jan-1981) |
| 18 | The Holy Grail (7-Feb-1981) |
| 19 | The Death of Marilyn Monroe (14-Feb-1981) |
| 20 | Chinese Explorers (21-Feb-1981) |
| 21 | The Hindenburg Mystery (21-Feb-1981) |
| 22 | The End of the World (30-Apr-1981) |
| 23 | The Lusitania (16-May-1981) |
| 24 | Sun Worshippers (19-May-1981) |
| 1 | Jesse James (21-Sep-1981) |
| 2 | Biofeedback (28-Sep-1981) |
| 3 | Ghosts in Photography (5-Oct-1981) |
| 4 | M.I.A.'s (12-Oct-1981) |
| 5 | The Elephant Man (19-Oct-1981) |
| 6 | The Lincoln Conspiracy (26-Oct-1981) |
| 7 | Jim Jones (31-Oct-1981) |
| 8 | King Solomon's Mines (2-Nov-1981) |
| 9 | The Tower of London Murders (9-Nov-1981) |
| 10 | The Aztec Conquest (16-Nov-1981) |
| 11 | Houdini's Secrets (21-Nov-1981) |
| 12 | Hiroshima Survivors (23-Nov-1981) |
| 13 | The Titanic (30-Nov-1981) |
| 14 | Future Life (6-Dec-1981) |
| 15 | Nostradamus (13-Dec-1981) |
| 16 | Spirit Voices (20-Dec-1981) |
| 17 | The Human Aura (3-Jan-1982) |
| 18 | The Missing Link (17-Jan-1982) |
| 19 | Time & Space Travel (24-Jan-1982) |
| 20 | Eva Braun (1-Feb-1982) |
| 21 | The Walls of Jericho (8-Feb-1982) |
| 22 | Bishop Pike (15-Feb-1982) |
| 23 | The Ultimate Disaster (22-Feb-1982) |
| 24 | Life Before Birth (1-Mar-1982) |
