Episode 1 - Sundown Stage

Two outlaws rob a stage, kill the driver and leave the shotgun guard for dead. The guard survives the attack and, with the help of a passerby, manages to make it to Diablo. The man can't defend himself from charges of robbery and murder because the bullet wound has caused complete amnesia. Annie and Lofty set out to prove the man's innocence.

Episode 2 - Joker on Horseback

Episode 3 - A Tall Tale

Episode 4 - Annie and the Twisted Trails

Episode 5 - The Robin Hood Kid

Episode 6 - Annie and the Bicycle Riders

Episode 7 - Annie and the Lacemaker

Episode 8 - Annie and the First Phone

Episode 9 - Indian Justice

Episode 10 - Showdown at Diablo

A gang of hired killers rides into Diablo. Lofty believes that they're in town to murder a state senator with powerful enemies in the capitol. When Lofty discovers that the gang's leader once rescued him from certain death during their days in the U.S. Cavalry, he is reluctant to take him on and possibly kill him in a shoot-out. As a result, the townspeople force Lofty to resign.

Episode 11 - The Mississippi Kid

A tenderfoot from Mississippi travels to Diablo to visit his sister and loses his watch in a stagecoach robbery. The headstrong youth is soon telling everyone how to do their jobs - including questioning Lofty's search for the outlaws who robbed him and his sister's experienced ranch foreman about his business methods. The young man really bites off more than he can chew when he discovers the identity of the thieves and tries to bring in the entire outlaw gang single-handed.

Episode 12 - Renegade's Return

During a heated election campaign between honest lawyer Dave Morgan and Carter Holmes, a crooked politician, the contest takes a violent turn when Holmes tries to have his competitor murdered. When his henchmen fail, Holmes hires a notorious gunfighter to take care of the job, but is surprised when the gunman promises to get Holmes to back out of the election without violence.

Episode 13 - Sugarfoot Sue

Episode 14 - Annie and the Leprechauns

Episode 15 - Dilemma at Diablo

Episode 16 - Outlaw Brand

While rummaging through an old trunk, Tagg and his friend Johnny Ward, the son of a murdered lawman, find evidence that they believe proves his uncle is an ex-convict and may be part of the outlaw gang who recently robbed Diablo's bank.

Episode 22 - The Waco Kid

Episode 26 - Annie Rings the Bell

Episode 27 - Santa Claus Wears a Gun

Episode 28 - Amateur Outlaw

Episode 29 - Grubstake Bank

After years of fruitless prospecting, old Scissorbill Childers finally strikes it rich and decides to use his new-found wealth to open a bank to grubstake other prospectors who are searching for gold and silver. New found wealth always attracts criminals so Lofty has his hands full trying to thwart claim-jumpers and swindlers. To make matters worse, the government assayer determines that Childers' gold ore comes from the same claim as that of a murdered prospector.

Episode 32 - Tuffy

Episode 35 - Desperate Men

While Annie and Lofty pursue an outlaw who killed a sheriff, Tagg tries to coach his schoolteacher on the finer points of romance.