In Search Of... aired from 1976-1982 and enjoyed a syndicated revival in the early 1990's and again in 2000. Narrated by Leonard Nimoy.

Season One
1.Other Voices
2.Strange Visitors
3.Ancient Aviators
4.The Bermuda Triangle
5.Bigfoot
6.Killer Bees
7.Earthquakes
8.The Mummy's Curse
9.Martians
10.Atlantis
11.Psychic Detectives
12.A Call from Space
13.Learning ESP
14.Nazi Plunder
15.Amelia Earhart
16.Dracula
17.The Easter Island Massacre
18.Ghosts
19.Life after Death
20.Loch Ness Monster
21.UFOs
22.Voodoo
23.Inca Treasures
24.The Magic of Stonehenge

Season Two
1.The Lost Dutchman Mine
2.The Man Who Would Not Die
3.Firewalkers
5.Astrology
6.Michael Rockefeller
7.Hurricanes
8.The Ogopogo Monster
9.Pyramid Secrets
10.Dead Sea Scrolls
11.Reincarnation
12.The Shark Worshippers
13.Anastasia
14.Secrets of Life
15.Immortality
16.The Swamp Monster
17.Hypnosis
18.Troy
19.Witch doctors.
20.Haunted Castles
21.Butch Cassidy
22.Deadly Ants
23.The Coming Ice Age
24.Garden of Eden

Season Three
1.UFO Captives
2.Tornadoes
3.Cloning
4.Water Seekers
5.Jack the Ripper
6.Cryogenics
7.Siberian Fireball
8.The Great Lakes Triangle
9.Monster Hunters
10.Bermuda Triangle Pirates
11.Indian Astronomers
13.Lost Vikings
14.Dreams and Nightmares
15.Animal ESP
16.The Money Pit Mystery
17.Psychic Sea Hunt
18.Angel of Death
19.Noah's Flood
20.The Diamond Curse
21.Ghostly Stakeout
22.Brain Power
23.Sodom and Gomorrah
24.King Tut

Season Four
1.Tidal Waves
2.Carlos, The World's Most Wanted Man
3.The Amityville Horror
4.UFO Australia
5.Immortal Sharks
6.The Lost Colony of Roanoke
7.The Shroud of Turin
8.Mexican Pyramids
9.The Abominable Snowman
10.Pompeii
11.D. B. Cooper
12.The Ten Commandments
13.The Dark Star
14.The San Andreas Fault
15.The Missing Heirs
16.Van Gogh
17.Wild Children
18.The Ghost Ship
19.Earth Visitors
20.John the Baptist
21.Air Disaster Predictions
22.The Bimini Wall
23.Glenn Miller
24.Past Lives

Season Five
1.UFO Cover-Ups
2.Faith Healing
3.Lee Harvey Oswald
4.Daredevil Death Wish
5.Life after Life
6.Moon Madness
7.Dangerous Volcanoes
8.The Lindbergh Kidnapping
9.Acupuncture
10.Jimmy Hoffa
11.The Fountain of Youth
12.Laugh Therapy
13.Salem Witches
14.Super Children
15.The Great Wall of China
16.The Castle of Secrets
17.Great Lovers
18.The Holy Grail
19.The Death of Marilyn Monroe
20.Chinese Explorers
21.The Hindenburg Mystery
22.The End of the World
23.The Lusitania
24.Sun Worshippers

Season Six
1.Jesse James
2.Biofeedback
3.Ghosts in Photography
4.M.I.A.s
5.The Elephant Man
6.The Lincoln Conspiracy
7.Jim Jones
8.King Solomon's Mines
9.The Tower of London Murders
10.The Aztec Conquest
11.Houdini's Secrets
12.Hiroshima Survivors
13.Titanic
14.Future Life
15.Nostradamus
16.Spirit Voices
17.The Human Aura
18.The Missing Link
19.Time and Space Travel
20.Eva Braunin 1945
21.The Walls of Jericho
22.Bishop Pike
23.Ultimate Disaster
24.Life Before Birth