After noticing discrepancies in sales, the owner of ShoreFyre in Honolulu contacts Charles Stiles. Is there a related problem with the surf shop next door? S8/Ep12
After hearing complaints about non-members attending members-only events, the general manager of Hawaii Yacht Club calls in the mystery diners. S8/Ep11
When the owner of Cha Cha Cha Salsaria in Honolulu hears rumours of an unauthorized boat delivery service, she contacts Charles Stiles to investigate. S8/Ep10
The owner of Rock Island Cafe in Honolulu is concerned about a drop in his restaurant's memorabilia sales. The mystery diners go undercover to investigate. S8/Ep9
The owners of Fenders Moto Cafe and Brew Pub in Portland, OR, call Charles when they notice some of their valuable motorcycle memorabilia has gone missing. S8/Ep4
The owner of Cookin' with Lenny Smokehouse in LA fears that someone on his staff is using restaurant supplies to operate a competing catering company. S8/Ep3
The owner of 55 Degree Wine and Link n Hops in LA believes discrepancies at both his wine shop and restaurant are related. The mystery diners investigate. S8/Ep2
The owners of Langosta Lounge in Asbury Park, N.J. contact Charles Stiles after noticing a discrepancy in their lobster supply. He sends in the mystery diners. S11/Ep9
Concerned about vandalism at his new restaurant location, the owner of the Spanish Potato Grill in Brick, NJ, calls in the mystery diners to investigate. S11/Ep8
After complaints about her valet service, the owner of Breuckelen Colony in Brooklyn contacts Charles Stiles for help. He sends his mystery diners in to investigate. S11/Ep7
Vlane, the owner of Action Burger in Brooklyn, reports missing comic books at his comic book-themed restaurant. A mystery diner goes undercover to investigate. S11/Ep6
When a New Jersey restaurant notices a decline in holiday sales, Charles sends in the mystery diners. They go undercover and find a suspicious sidewalk solicitor. S11/Ep5
Luca, owner of Riemma Kitchen Warehouse, asks Charles for help after his customers find food inside the factory-sealed appliances they just purchased. S11/Ep4
Following customer complaints about a meal delivery service, Charles Stiles sends in his mystery diners. They uncover a bigger problem inside the kitchen. S11/Ep3
With flagging dinner sales and a dip in bottle service, Supperclub in LA needs help. When Charles sends in his mystery diners they make a shocking discovery. S11/Ep1
The owner of B-Man's Teriyaki and Burgers in California is concerned by a drop in customer numbers. The diners find a problem with the drive-thru staff. S10/Ep13
After noticing missing food and merchandise the owners of Epic Rollertainment in Murrieta, California, call Charles and the diners in to find out the truth. S10/Ep12
The father and son owners of Star CafÂe and Star Coaches in Atlanta are concerned about missing food from their kitchen. What will the diners uncover? S10/Ep11
A curator asks Charles for help with the catering company she uses to cater her art shows. His team discovers an even bigger problem with the assistant curator. S10/Ep2
A former client contacts Charles to determine if he should invest in a restaurant. Kendall and Kiel discover the current owner isn't being honest about the issues. S10/Ep1
After noticing over $4,000 missing from her office safe, Keeli, owner of Fuzion in Huntington Beach, California, believes one of her managers is responsible. S9/Ep13
The owner of Fillmore and Western Railway in Fillmore worries about missing supplies and rumours of unauthorized passengers during his train's dinner theatre service. S9/Ep12
The owners of the Gateway Restaurant and Lodge in California contact Charles after hearing complaints of unauthorized parties taking place inside their vacant cabins. S9/Ep11
After hearing rumours of his restaurant's signature cocktail being served at other bars, the owner of Victory in New Orleans, calls in the mystery diners. S9/Ep10
The owner of Marigny Brasserie in New Orleans has noticed an influx of rowdy tourists at his bar. He calls in the mystery diners to investigate who is profiting. S9/Ep9
Moviesets in New Orleans is concerned about theft at their event centre. The mystery diners book a wedding reception and find more than one event is taking place. S9/Ep8
Cara is concerned about unhealthy competition between her two New Orleans restaurants. The mystery diners find one employee that Charles had busted before. S9/Ep7
Charles helps a former client, Nico, owner of Capo's Speakeasy in Las Vegas. He needs assistance with his personal chef. Is he cooking up trouble? S9/Ep6
The owners of Hot Red Bus near LA contact Charles after hearing their restaurant is open on the one day it should be closed. What's going on when the doors are locked? S9/Ep5
Damian, the owner of Doffo Winery in California, contacts Charles after noticing wine barrels missing from stock. The mystery diners go undercover to investigate. S9/Ep4
Tired of being mistreated, the waiting staff of a California restaurant contacts Charles to do a reverse sting on their employer. The mystery diners investigate. S9/Ep3
The owner of Corbin Bowling Center needs help with complaints about rowdy customers. The mystery diners find the staff are condoning reckless behaviour. S9/Ep2
After noticing discrepancies in sales, the owner of ShoreFyre in Honolulu contacts Charles Stiles. Is there a related problem with the surf shop next door? S8/Ep12
When the owner of Cha Cha Cha Salsaria in Honolulu hears rumours of an unauthorized boat delivery service, she contacts Charles Stiles to investigate. S8/Ep10
The owner of Rock Island Cafe in Honolulu is concerned about a drop in his restaurant's memorabilia sales. The mystery diners go undercover to investigate. S8/Ep9
After noticing register mistakes, the owner of Black Rose Tavern in LA fears someone is taking advantage of her. Charles Stiles sends in the Mystery Diners. S7/Ep11
The owner of Rockabillies in Colorado is worried about a dip in sales during the restaurant's summer vintage car show. The Mystery Diners investigate. S7/Ep10
The owners of Indulge Bistro and Wine Bar in Colorado are worried about discrepancies in their food cost. The mystery diners investigate to find out who is to blame. S7/Ep9
The owner of Slice Works in Denver notices a decrease in delivery sales and an increase in complaints. The Mystery diners go undercover to find out what causes it. S7/Ep8
The owners of The Toad Tavern need to know if their son and his bandmates are more focused on the music than their restaurant jobs. Mystery diners investigate. S7/Ep7
Fearing that his regular customers have become too entitled, the owner of 730 South in Denver asks Charles Stiles to investigate. The mystery diners go undercover. S7/Ep6
Charles Stiles helps a shop owner from San Diego to find out who is trying to steal his culinary creation. The mystery diners go undercover to investigate. S7/Ep5
Marko and Brett own competing food trucks but have joined forces to investigate revenue loss in both of their vehicles. The mystery diners look for the culprit. S7/Ep4
When the owners of Barrio Star in San Diego have a dispute over which waiter to promote they call Charles Stiles to mediate. The mystery diners go undercover. S7/Ep3
The bar owner in California, fears that a rivalry between her bartenders is the cause of missing alcohol. Charles Stiles and his team look for the real culprit. S7/Ep2
The co-owners of Shades Oceanfront discover discrepancies in their chicken and beef supply. Charles Stiles and the mystery diners carry on an investigation. S7/Ep1