| Year,Title,Role,Notes | |
| 2007,12 Miles of Bad Road,Bethany,"3 episodes: ""The Dirty White Girl"" (season 1: episode 2) ""Collateral Verbiage"" (season 1: episode 4) ""Moonshadow"" (season 1: episode 6)" | |
| 2008–09,Kath & Kim,Tina,Season 1 (recurring; 6 episodes) | |
| 2009–present,The Big Bang Theory,Dr. Bernadette Rostenkowski-Wolowitz,Season 3 (recurring; 5 episodes) Season 4–present (series regular) | |
| 2010,The Office,Cathy Duke,"1 episode ""The Delivery""" | |
| 2010,True Blood,Summer,Season 3 (recurring; 6 episodes) | |
| 2010,Wright vs. Wrong,Daisy Cake,TV movie | |
| 2014,Jake and the Never Land Pirates,First-Mate Mollie (voice),"1 episode ""Smee-erella""" | |
| 2014,Teenage Fairytale Dropouts,Miss Macabre,"1 episode ""Something Wicked This Way Substitutes""" | |
| 2014,The Hot Housewives of Orlando,Calliope,1 episode | |
| 2015,Sofia the First,Fairy Tizzy (voice),1 episode | |
| 2015,Scooby-Doo! and the Beach Beastie,Kiki (voice),TV Movie | |
| 2017,Star vs. the Forces of Evil,Baby (voice),1 episode | |
| 2017,Marvel's Ant-Man,The Wasp (voice),2 episodes | |
| 2017,Blaze and the Monster Machines,Light Thief (voice),1 episode | |
| 2019,Black Monday,Shira,1 episode | |