A beautiful former co-worker pays a visit to Ed, but her presence puts everyone in danger when Delinda and Nessa compete for the attentions of a high roller, their friendly competition quickly gets out of hand.
Danny's generous act gets him into trouble with the police, leaving Ed to clean up the mess Delinda enlists the aid of a singer to convince the chef that the restaurant should be open for lunch.
A hotel guest is an apparent suicide, but further investigation by Delinda points to murder, so she sends Danny and Ed to search for the killer.
When Ed is kidnapped, Danny and Mike franticly search the city for him, a task made more difficult by Ed refusing to let them call the police or pay the ransom.
Sam learns one of her clients is laundering money for a drug cartel through the resort Mike is convinced he has met the woman of his dreams and works hard to persuade her to date him.
Danny and Mike's attempt to find a missing girl leads them to a man with a criminal past Delinda becomes enamored with the Polyphonic Spree, an unusual musical group, and its leader, Tim DeLaughter.
Ed uses past connections and old-school tactics to track down the thief who stole a priceless work of art from the Montecito, leading to a tense reunion with his former partner (Alec Baldwin).
Ed, Danny and Mike work to help Dr. Jordan Cavanaugh (Jill Hennessy) and Detective Woody Hoyt (Jerry O'Connell) as they try to solve the murder of a high-stakes gambler who appears to have had many enemies.
Danny surprises everyone by returning home, but his memories of the war make it hard for him to adjust to life Ed, Mike and Danny must track down three suspicious characters who are making mischief in the casino.
Danny and Mike search for the source of the phony $100 bills suddenly surfacing at the casino, despite Danny's urgent letter requiring him to report back to active duty.
Nessa attempts to calm a blackjack player with a bomb strapped to his chest, while Danny discovers there is another bomb planted by an accomplice.
Danny asks Mike for his technical expertise when someone steals $5 million in diamonds from one of the guests.
Nessa tries to uncover the truth about a mystery man (Christian Kane) known only as "Bob the rover" Danny hunts for a peeping cameraman Sam enters an eating contest.
Thieves snatch a guest's wallet before he can spend his winnings the security team assesses a suspicious machine with an unusually high payout pattern Ed discovers Jillian (Cheryl Ladd) has been hanging out with singer Mark McGrath.
An escaped murderer seeks revenge against Sam for testifying against him the hotel hosts a statewide cheerleading competition Nessa discusses the merits of Manchester United with a trio of rowdy British soccer fans.
A resident (Sean Astin) wins the jackpot at a slot machine, then fakes his own death Ed's mother (June Lockhart) regales the staff with stories of her son's childhood a couple uses coupons to avoid spending any money in Las Vegas.
Ed, Danny and Sam follow a high roller to New Orleans to collect $5 million an unruly clan of farmers gather for a family reunion Mike coordinates the world's largest wet T-shirt contest.
Sam brings one of the premier high rollers (Michael Paul Chan) to the Montecito, promising to arrange a rare reunion with his two high-profile daughters.
A stalker disrupts a pop diva's (Sheryl Lee Ralph) performance at the hotel Ed reunites with a former partner (Mimi Rogers) Sam tries to evict a guest lodged in a prime suite who refuses to gamble.
A con artist (Alana De La Garza) scams the daughter of a surveillance specialist into exchanging counterfeit chips for cash Mary helps a couple down on their luck with tickets to see Wayne Newton.