Season 4 is the 4th season of Unsolved Mysteries. It aired on NBC.
Season Four (1991-92)[]
Episode 93[]
Aired: September 18, 1991 (repeated December 25, 1991)
- Legends: Rendlesham Forest Incident
- Murder: Shane Stewart and Sally McNelly
- Lost: The Mother of Carla Downing
Episode 94[]
Aired: September 25, 1991 (repeated January 8, 1992)
- Mystery: John Wilkes Booth
- Update: Lost: Paloma Gibson / Wanted: Melody Martin
- Special Alert: Wanted: Art Silva
- Lost: Alex Cooper
Episode 95[]
Aired: October 2, 1991 (repeated January 22, 1992)
- Mystery: Tyler
- Wanted: Joe Maloney
- Legend: The Shroud Of Turin
- Murder: Ethel Kidd
- Update: Special Alert: Wanted: Art Silva
Episode 96[]
Aired: October 9, 1991
- Wanted: Connecticut River Valley Killer
- Update: Lost: The Father of Jeannie Wagner
- Wanted: Judge John Fairbanks
- Lost: Paul and Paula Scribner
- Update: Mystery: Tyler
Episode 97[]
Aired: October 16, 1991
- Lost: Baron 52
- Special Alert: Wanted: David O'Neil
- Update: Lost: Martha Hinkle
- Wanted: Paul Stamper
- Wanted: Josephine White
Episode 98[]
Aired: October 23, 1991
- Lost: Tommy Gibson
- Update: Mystery: Tyler
- Wanted: Jim Burnside
- Lost: John Novotny
- Special Alert: Murder: Garry Gibson
Episode 99[]
Aired: October 30, 1991 (repeated March 11, 1992)
- Legend: The ghosts of the St. James Hotel
- Legend: The ghost of the Harden House/Murder: John Harden
- Lost: Mary Ann Perez
- Wanted: Dr. John Anderson
Episode 100 "The Diabolical Mind"[]
Aired: November 3, 1991 (repeated March 25, 1992)
- Mystery: Elliott Leyton, James Fox, Reid Maloy
- Wanted: Marie Hilley
- Mystery: G. Daniel Walker
- Murder: Joan, Michelle, and Christe Rogers
Episode 101[]
Aired: November 6, 1991
- Mystery: Sharon Johnson/Mystery: Sugar
- Murder: Roger Dean
- Update: Wanted: Joe Smith
- Wanted: Liza Montgomery
- Lost: Deborah Poe/Lost: Donna Callahan/Murder: Darlene Messer
- Special Alert: Lost: Arthur Jones
Episode 102[]
Aired: November 10, 1991
- Lost: Sherry Eyerly
- Murder: Kathy Bonderson
- Mystery: Butcher Of Kingsbury Run (repeat from February 20, 1991)
- Mystery: Sarah DiGennaro
Episode 103[]
Aired: November 13, 1991
- Wanted: Televangelist Bomber
- Update: Mystery: Ryan Stallings/Patricia Stallings
- Lost: Savior of Cathy Loving
- Murder: Beverly McGowan
- Wanted: Robin Stevens and Sherry Seymour
Episode 104[]
Aired: November 20, 1991
- Legend: Belgium UFO
- Update: Lost: The Mother of Carla Downing
- Lost Loves Roll Call: Lost: Ellie Taylor/Patrick Ackles/Fred Gardner
- Mystery: Robert Hamrick
- Wanted: Philip Breen
Episode 105[]
Aired: November 27, 1991
- Wanted: Bo Tanner
- Lost: The Mother of Barbara Smith and Barbara Ratner
- Mystery: Jeffrey Digman
- Special Alert: Wanted: Church Arsonist
- Update: Wanted: Paul Stamper
- Legend: Trabuca Treasure
- Murder: Teresita Basa (repeat from April 25, 1990)
Episode 106[]
Aired: December 4, 1991
- Wanted: Michael St. Clair and Dennis Reese
- Mystery: Dan Tondevold
- Update: Lost: Melvin and Daniel Nellis
- Lost: Annie Currie
- Lost: Joey Moss/Wanted: Jerry Moss
- Update: Wanted: Robin Stevens and Sherry Seymour
Episode 107[]
Aired: December 11, 1991 (repeated May 27, 1992)
- Mystery: Chad Maurer
- Update: Lost: John Novotny
- Lost: Lorene Roberts
- Wanted: Emma Figueroa
- Wanted: Spanish Lotto Roll Call: Luis Herrera/ Pedro Pumajero/ Jose Rubio/ Eduwigis Escalante/ Juan Carlos Pereira
- Lost: Heath Brian Vess
Episode 108[]
Aired: December 18, 1991
- Mystery: Larry Race/Debbie Race
- Update: Wanted: Jim Burnside
- Special Alert: Murder: Warner Jane Doe
- Wanted: Pat Farmer/Lost: Jerad Peters
- Lost: Helen Rose
Episode 109[]
Aired: January 15, 1992
- Murder: Philip Innes Fraser
- Lost: The Crew of the Casie Nicole
- Lost: The Child of Mac McDonald
- Wanted: William John Wood
Episode 110[]
Aired: January 29, 1992 (90 mins)
- Lost: Madeline and Ada Underwood
- Wanted: Connecticut River Valley Killer (repeat from October 9, 1991)
- Murder: Kathy Bonderson (repeat from November 10, 1991)
- Treasure: Adam's Treasure (repeat from January 9, 1991)
- Wanted: Todd Mueller
- Lost: Paul and Paula Scribner (repeat from October 9, 1991)
Episode 111[]
Aired: February 5, 1992
- Legend: Medjugorje Miracles
- Wanted: Levia Molinari/Lost: Nicholas Karopoulos
- Lost: Angela Hammond/Murder: Trudy Darby/Lost: Cheryl Kenney
- Lost: Lee Young
Episode 112[]
Aired: February 12, 1992
- Lost: Rose Marie Platt
- Update: Wanted: Robin Stevens and Sherry Seymour
- Wanted: James White
- Legend: The Yeti aka Abominable Snowman
- Mystery: Stanton Bones
Episode 113[]
Aired: February 19, 1992 100th Episode Special (2 hrs)
- Mystery: Wytheville UFO Sightings
- Update: Lost: Joey Moss
- Wanted: Charles Warren Boomer (a.k.a) The Satchel Bandit
- Wanted: Ohio Prostitute Killer
- Update: Wanted: Gregory Barker
- Update: Wanted: Dale Hyde
- Update: Wanted: John Irwin
- Legend: Beaty Castle
- Mystery: Robert Kennedy (repeat from May 16, 1990)
Episode 114[]
Aired: February 26, 1992
- Wanted: Valley Bank Robbery
- Lost: Angeline Dewey
- Update: Lost: Heath Brian Vess
- Wanted: Cheryl Holland
Episode 115[]
Aired: March 4, 1992
- Special Alert: Wanted: Pizza Restaurant Robbers
- Update: Lost: The Child of Mac McDonald
- Lost Love Roll Call: Lost: James Russell/Darlene and Davida Ebmeier/Thomas Manion/Madding Family
- Lost: Baron 52 (repeat from October 16, 1991)
- Wanted: Paul Stamper (repeat from October 16, 1991)
- Wanted: Lesa Lee (repeat from September 4, 1991)
Episode 116[]
Aired: March 18, 1992
- Wanted: Richard Minns
- Lost: Heirs of Katherine Bennett
- Update: Lost: Alex Cooper
- Special Alert: Wanted: Sergio Farina/Lost: Marcus Farina
Episode 117[]
Aired: April 1, 1992
- Mystery: Santos Family
- Lost: Tommy Gibson (repeat from October 23, 1991)
- Update: Mystery: Tyler (repeat from October 23, 1991)
- Update: Wanted: Jim Burnside (repeat from October 23, 1991)
- Update: Lost: John Novotny (repeat from October 23, 1991)
Episode 118[]
Aired: April 8, 1992
- Murder: Marie Lilienberg and Maria Wahlén
- Update: Mystery: Amelia Earhart
- Lost: The Family of Joe Soll
- Wanted: Tom Dixon/Murder: Gary Simmons
- Update: Lost: The Sisters of Jackie Dragon
- Wanted: Richard Condia
Episode 119[]
Aired: April 15, 1992
- Murder: Jeanne Tovrea
- Wanted: Judge John Fairbanks (repeat from October 9, 1991)
- Lost: Sherry Eyerly (repeat from November 10, 1991)
- Mystery: Sarah DiGennaro (repeat from November 10, 1991)
Episode 120[]
Aired: April 22, 1992
- Murder: Vallejo Armored Car Murders
- Mystery: Sharon Johnson/Mystery: Sugar (repeat from November 6, 1991)
- Murder: Roger Dean (repeat from November 6, 1991)
- Special Alert: Lost: Arthur Jones (repeat from November 6, 1991)
- Wanted: Liza Montgomery (repeat from November 6, 1991)
Episode 121[]
Aired: April 29, 1992
- Legend: Noah's Ark
- Update: Wanted: Levia Molinari/Lost: Nicholas Karopoulos
- Murder: Tracy Wofford-Bunn
- Lost: Dolores Stradt
- Lost: Colleen Reed/Wanted: Kenneth McDuff
Episode 122[]
Aired: May 6, 1992
- Murder: Doug Johnston
- Update: Wanted: James White
- Wanted: Rochester Car Heist
- Lost: The Siblings of Martha Smith
- Murder: Chaim Weiss
Episode 123[]
Aired: May 13, 1992
- Wanted: Betty Field/Lost: Christophe Day
- Updated: Wanted: Cheryl Holland
- Wanted: Televangelist Bomber (repeat from November 13, 1991)
- Lost: Savior of Cathy Loving (repeat from November 13, 1991)
- Murder: Beverly McGowan (repeat from November 13, 1991)
Episode 124[]
Aired: May 17, 1992 (2hrs)
- Murder: Bill Henderson
- Mystery: Wytheville UFO Sightings (repeat from February 19, 1992)
- Wanted: Charles Warren Boomer (a.k.a) The Satchel Bandit (repeat from February 19, 1992)
- Wanted: Ohio Prostitute Killer (repeat from February 19, 1992)
- Legend: Beaty Castle (repeat from February 19, 1992)
- Mystery: Robert Kennedy (repeat from May 16, 1990)
Episode 125[]
Aired: May 20, 1992
- Mystery: Scott Johnson
- Update: Lost: Madeline and Ada Underwood
- Legend: Belgium UFO (repeat from November 20, 1991)
- Wanted: Philip Breen (repeat from November 20, 1991)
Episode 126[]
Aired: August 12, 1992
- Lost: Michelle Fazzani
- Wanted: Tom Dixon/Murder: Gary Simmons (repeat from April 8, 1992)
- Murder: Vallejo Armored Car Murders (repeat from April 22, 1992)
Episode 127[]
Aired: August 19, 1992
- Lost: George Owens
- Update: Murder: Bill Henderson
- Murder: Doug Johnston (repeat from May 6, 1992)
Episode 128[]
Aired: September 2, 1992
- Lost: The Siblings of Jim Boumgarden
- Update: Lost: Rose Marie Platt
Episode 129[]
Aired: September 9, 1992
- Wanted: Sal Guardado
- Update: Lost: Michelle Fazzani
- Update: Lost: Dolores Stradt
- Legend: Noah's Ark (repeat from April 29, 1992)
- Murder: Tracy Wofford-Bunn (repeat from April 29, 1992)