A Gibbons and Tozzi Thriller Books in Order

FBI agent Mike Tozzi goes rogue, drawing retired partner Cuthbert Gibbons back into action. Together they uncover a hidden crime family run by a protected witness, while Tozzi's involvement with the gangster's ex complicates their investigation.

FBI partners Mike Tozzi and Cuthbert Gibbons investigate a deadly alliance between the Mafia and Japanese yakuza. When a sword-wielding assassin attacks Gibbons, Tozzi's determination to retaliate puts him directly in the killer's path.

Undercover agent Mike Tozzi infiltrates an Atlantic City casino builder's dealings with the mob. A plan to fix a heavyweight fight and doubts about Tozzi's loyalties bring partner Gibbons into a case complicated by debt and desire.

A mob witness the FBI was protecting is murdered, and Mike Tozzi becomes the prime suspect. He and Cuthbert Gibbons must untangle a corrupt prosecutor's dealings with organized crime while their own positions grow increasingly precarious.

Mob boss Sal Immordino pretends to be insane while plotting a return to power from a psychiatric institution. FBI agents Gibbons and Tozzi investigate as his plans involve a nun, a disturbed young killer, and mounting deaths.

An undercover FBI operation goes wrong, leaving an agent dead and Mike Tozzi in a hostage crisis. Partner Cuthbert Gibbons pursues the suspect as mob rivalries and competing demands for revenge complicate the chase.