The sons of the great detective Fenton Hardy, Frank and Joe are eager to impress their father with their mystery solving skills.
Episodes
The Mystery Of The Applegate Treasure : An Introduction
Frank and Joe Hardy introduce their new mystery.
The Stranger
Iola's purse is stolen, and Frank and Joe track the suspected thief onto Silas Applegate's property. They spot Silas' plumber and hired hand before Silas comes out and orders them off the property.
A Real Case
Rumor of hidden treasure belonging to old Mr. Applegate spurs a summer-long investigation by the Hardy Boys
The First Clue
Joe finds Perry hiding in some bushes. Perry gives Joe a gold doubloon and asks him to hold it, then turns himself in.
The Fugitive
The boys find a stash of stolen items from the community in Perry's living quarters. Though he is innocent of the thefts, Perry runs away to avoid capture by the police, when Joe stumbles upon his hiding place and learns the truth.
Applegate's Gold
Rumor of hidden treasure belonging to Old man Applegate, spurs a summer long investigation by the Hardy Boys
Dig For Treasure
The Boys go looking for treasure, and end up inside Applegate's house.
A Pirates Chest
Applegate relates to Frank and Joe how he got the gold and how it was stolen.
Boys In Trouble
Someone digs up Applegate's garden to get Frank and Joe in trouble.
Female Detective
While Frank and Joe wait for their father to get home, Iola goes to the Applegate house to retrieve the pick and shovel.
Iola's Bravery
Hiding from Applegate in the tower, Iola finds Jackley unconscious and tied up. Her screams brings Frank, Joe, and Fenton running.
Footsteps In the Tower
Fenton discovers Boles, the former gardener, hiding in the tower. The Hardys capture him.
The Prisoner Speaks
Frank, Joe, and Fenton search Boles apartment while the prisoner taunts them.
A Golden Clue
The Boys find a clue they think will solve the mystery of the Applegate treasure.
The Tower Secret
The Hardy bunch and police tear apart Applegate's tower structure looking for the stolen treasure.
Never Say Die
Frank and Joe spend a day following Boles after he is released from jail - and get another idea of where the treasure is hidden.
Boy's In Danger
Frank and Joe decide to follow Boles after he is released from jail.
The Tower-Treasure
The Boys follow Boles back to his apartment but what they see from there leads them to deduce the location of the hidden treasure and bring the case to a conclusion.
Top Cast
Tim Considine
Frank Hardy
Tommy Kirk
Joe Hardy
Russ Conway
Fenton Hardy
Sarah Selby
Aunt Gertrude Hardy
Carole Ann Campbell
Iola Morton
Andy Clyde
Lacey
John Baer
Eric
Hugh Sanders
Mr. Binks
