The detectives discover a ledger's worth of bodies while searching for a missing bookkeeper.
Waldo's trip south of the border goes awry and lands him in jail.
Jaime poses as a blackjack dealer to work undercover aboard a luxurious seagoing casino that could be a "floating bomb." Ed Nelson guest stars.
A parole officer is killed one night after meeting with a parolee. When the parolee confesses that he was not the killer, Hunter and McCall must track down a killer who has been shooting parolees.
Elizabeth's negotiations for a security agreement combatting gang violence in South America becomes complicated when she attempts to free an American recently kidnapped there.