Undercover Boss USA

Anthony Wedo, the president and CEO of buffet restaurant organisation Buffets, Inc., goes undercover among his workforce. Can he turn the firm around after years of challenges? (S5 Ep4/15)

Amit Kleinberger, CEO of frozen yogurt chain Menchie's, goes undercover to work out what changes must be made at grassroots level to make the company a billion-dollar business. (S5 Ep5/15)

Undercover bosses Amit Kleinberger, Randy DeWitt and Steve Greenbaum take another look inside their firms, but this time they each send an employee undercover in their place. (S5 Ep14/15)

Jeff Platt, the president and CEO of a chain of indoor trampoline parks, goes undercover in his own company, to find out whether his fast-growing business is running smoothly. (S5 Ep15/15)

Paul Quentel, the president of Alfred Angelo, the second-largest bridal retailer in the USA, poses as a reality TV contestant to go undercover in his own company. (S5 Ep6/15)

Mike Bloom, the president and COO of discount chain Family Dollar, goes incognito to find out where the firm is excelling and where it needs improvement. (S5 Ep7/15)

John Hartmann, a former FBI agent and the president and CEO of Chicago-based hardware co-operative True Value, goes incognito among his workforce. (S6 Ep1/13)

Bill Peduto, the 60th mayor of Pittsburgh, goes incognito among his workforce, to hear from the city's employees and ensure that the changes he's introduced have been effective. (S6 Ep2/13)

Travis Boersma, co-founder and president of US drive-through coffee shop chain Dutch Bros, does the daily grind undercover alongside his staff. (S5 Ep8/15)

Ex-undercover boss Eric Casaburi brings together six participants in the series who were 'busted', 'nearly busted' or 'self-busted' while working in disguise among their staff. (S5 Ep9/15)

Jose Costa is the president of top automotive care franchise Maaco, based in North Carolina. He dons a disguise to meet the staff who keep his firm on the road to success. (S6 Ep3/13)

Gina Rivera is the president of Phenix Salon Suites, which rents boutiques to hairdressers. She goes incognito among her franchisees to see how the company could be improved. (S6 Ep4/13)

Shane Evans, the co-founder and chief operating officer of Massage Heights, one of the biggest massage therapy chains in North America, goes undercover in her own company. (S5 Ep10/15)

Bruce 'Two Dogs' Bozsum, chairman of the board of a Native American gaming and entertainment empire, goes undercover to ensure that the company's casinos are thriving. (S5 Ep11/15)

David Seelinger, the chairman and CEO of New Jersey-based EmpireCLS, which provides chauffeured luxury transportation, works among his staff posing as a reality show contestant. (S6 Ep5/13)

Robert Powells, the president of Rocket Fizz Soda Pop and Candy Shops, the largest fizzy drink and sweet shop franchise in America, goes incognito among his staff. (S6 Ep6/13)

Joe DiDomizio, the president and CEO of a travel retailer that operates news stands, bookshops and cafés in transport terminals, goes incognito among his own employees. (S5 Ep12/15)

Greg Miller, CEO of the Larry H. Miller Group, and co-owner of National Basketball Association team the Utah Jazz, dons a disguise to go undercover among his staff. (S5 Ep13/15)

Rick Forman, founder and CEO of New Jersey-based discount clothing superstore Forman Mills, dons a disguise to go undercover in his workforce, posing as a reality TV contestant. (S6 Ep7/13)

Jessica Herrin, CEO of Stella & Dot, a direct sales company in the jewellery and accessories field with headquarters in San Francisco, goes undercover alongside her employees. (S6 Ep8/13)

Lorne Abony, the CEO and chairman of in-store media provider Mood Media, one of the fastest-growing companies in America, adopts a disguise to go undercover in his own business. (S4 Ep3/14)

Jim Rogers, the chairman and CEO of Kampgrounds of America, the largest campsite organisation in the world, goes undercover in his business, disguised as an accountant. (S4 Ep7/14)