Season 1
Footprints Under The Window / Hunting for Hidden Gold
Mystery of the Desert Giant / The Viking Symbol Mystery
The Secret of the Old Mill / The Missing Chums
The Secret Warning / The Mystery of the Aztec Warrior
When their nocturnal search of the Applegate property is suddenly interrupted, the Hardys learn more about the mysterious treasure---and discover that they're not the only ones looking for it. Applegate: Florenz Ames. Iola: Carole Ann Campbell.
The Mystery of Cabin Island / The Hidden Harbor Mystery
The Secret of the Caves / A Figure In Hiding
The Ghost at Skeleton Rock / The Mystery of the Chinese Junk
The Shore Road Mystery / The Sign of the Crooked Arrow
What Happened at Midnight / The Clue in the Embers
The Clue of the Screeching Owl / The Yellow Feather Mystery
The House on the Cliff / Mystery of the Spiral Bridge
The Mystery at Devil's Paw / The Haunted Fort
The Sinister Signpost / The Melted Coins
The Mark on the Door / The Flickering Torch Mystery
The Secret of Wildcat Swamp / The Clue of the Broken Blade
The Hooded Hawk Mystery / The Short Wave Mystery
The Phantom Freighter / The Secret of Pirates Hill