Waiters, waitresses and restaurant personnel seen on the show.
Penny (former) worked at The Cheesecake Factory.
Bernadette (former) worked at The Cheesecake Factory.
Treisa Gary as Waitress in The Fuzzy Boots Corollary Leonard and Penny's faux date.
Jeff Blum as Waiter in The Agreement Dissection delivers drinks to The Posse and Sheldon.
David Trice as Waiter in The Love Spell Potential who serves Raj and Lucy and Raj forces her to send something back.
David Trice as Waiter in The Psychic Vortex who serves Leonard, Penny, Howard and Bernadette when Leonard and Penny are arguing.
Alex Ball as Waiter in The Hofstadter Insufficiency who serves Amy and Bernadette drinks.
Alex Ball as Waiter in The Locomotive Manipulation who serves Sheldon, Amy, Howard and Bernadette on the dinner train.
Creagen Dow as Maitre D' in The Valentino Submergence who Penny tries to flirt with and gets called "ma'am".
Angela Sargeant as Lana in The Bakersfield Expedition who was the diner waitress who told them to have Scotty beam them up.
Jan Hoag as Lilian in The Re-Entry Minimization who was the diner waitress who offered Howard a slice of cheesecake after she recognized him as an astronaut.
Tiffany Giddens in The Love Spell Potential who in the restaurant on Lucy and Raj's date.
Rachna Khatau as Kathleen in The Athenaeum Allocation who showed Sheldon and Amy around the Athenaeum Club.