A bank president in Denver hires Bret to find out the safecracker/gambler who plans to break into the vault. Bret discovers that an old family friend has a secret way into the vault. The friend is honest... but the people who might use him to steal the money, not so much.

Bret arrives in the town of Medicine Bow and soon discovers that someone using his name swindled the townspeople for $15,000... and murdered the mayor.

Bret meets an old "friend" on a riverboat heading to New Orleans, and gets swept up in a scheme to find the missing jewels of Napoleon during Mardi Gras.

Bret wins a ranch in a poker game, but discovers that there are sheep, not cattle... and the local ranchers want the sheep out.

Bart Maverick throws his hat into the political ring as candidate for state senator. This results in his forsaking poker.

Bret gets taken for a ride twice: once by a beautiful woman he falls in love with who may be a jewel thief, and then by a young orphan girl living in Guatemala where Bret tracks the first woman down.

Bret gets pulled into a family feud between the Caterets and the Montgomerys, and is forced to play poker for the Caterets to win the land the two families are fighting over. Problems arise when the Montgomerys bring in Bart as their player.

Bret is swindled out of $1,000 by buying a riverboat. He discovers that it's worth $20,000 and that it's a cursed "death ship", and that he and the other six co-owners have to get the riverboat to Memphis in time to collect the money.

Bret takes a player's diamond stickpin as collateral and is soon mistaken for the player by the man's gang... and Bret ends up planning the robbery of the Denver Mint.

Conwoman Modesty Blaine suckers Bret out of $1,000 and sets him up to be shanghaied. Bret escapes and follows her to the town of Paradise where she's selling cats to rat-overrun miners, and tries to get his money back.

In the town of Duck "N" Shoot, Bret gets the false credit for knocking out a rowdy. The town judge appoints Bret the sheriff to deal with the unwholesome element in town, and Bret uses his wiles rather than his gunhand to deal with them.

Bart and Bret learn that their father is marrying a much younger woman, and travel to Texas to find out what's going on.