• The Case of the Psychic's Vision
• Eye on Crime
• The Arctic Patrol Mystery
• Castle Fear
• Fright Wave
• Boardwalk Bust
• High-Speed Showdown
• Strategic Moves
• The Sign of the Crooked Arrow
• The Mysterious Caravan
• Mystery of Smugglers Cove
• The Hunt for Four Brothers
• Deathgame
• The Witchmaster's Key
• The Secret of the Soldier's Gold
• The Short-Wave Mystery
• The Mystery of the Spiral Bridge
• Danger Zone
• A Game Called Chaos
• Ghost of a Chance
• The Shore Road Mystery
• The Crowning Terror
• The Secret Panel
• Bound for Danger
• Trial and Terror
• The Madman of Black Bear Mountain
• Line of Fire
• Trouble in the Pipeline
• Nowhere to Run
• The Hooded Hawk Mystery
• The House on the Cliff
• Brother Against Brother
• The Sting of the Scorpion
• The Secret of the Caves
• A Killing in the Market
• Collision Course
• The Pentagon Spy
• The Vanishing Thieves
• Cult of Crime
• Final Cut
• The Viking Symbol Mystery
• The Bombay Boomerang
• What Happened at Midnight
• The Ice-cold Case
• The Caribbean Cruise Caper
• The Lazarus Plot
• Mystery Map
• See No Evil
• Survival Run
• The London Deception
• The Missing Chums
• Mystery of the Desert Giant
• Deception on the Set
• The Clue of the Broken Blade
• The Sinister Signpost
• The Prime-Time Crime
• Mystery of the Samurai Sword
• Danger on Vampire Trail
• Hunting for Hidden Gold
• The Jungle Pyramid
• Running on Empty
• The Mummy Case
• The Deadliest Dare
• Thick as Thieves
• Scene of the Crime
• The Mystery of the Aztec Warrior
• Disaster for Hire
• The Masked Monkey
• The Phantom Freighter
• The Dangerous Transmission
• Darkness Falls
• The Disappearing Floor
• Deprivation House
• Disaster for Hire
• The Secret Warning
• Speed Times Five
• Passport to Danger
• The Missing Mitt
• The Borgia Dagger
• Motocross Madness
• The Last Laugh
• The Secret of Skeleton Reef
• Street Spies
• Three-Ring Terror
• Crime in the Cards
• The Genius Thieves
• Hopping Mad
• Danger in the Extreme
• Peril at Granite Peak
• The Chase for the Mystery Twister
• The Dead Season
• Countdown to Terror
• Witness to Murder
• The Pacific Conspiracy
• Trouble at the Arcade
• The Ghost at Skeleton Rock
• The Clue of the Screeching Owl
• The Demolition Mission
• The Mystery of the Black Rhino
• Hide-and-Sneak