Mallory Yarnall joined the Motion Picture Editors Guild in 2014, and since then she has been a part of the editorial department on more than 20 television series—including Netflix's Arrested Development, PBS's American Masters, and CBS's Survivor.

Mallory's recent credits as Assistant Editor include Apple TV+'s Mythic Quest, created by Rob McElhenney, Megan Ganz, and Charlie Day, and Paramount+'s Rabbit Hole, starring Kiefer Sutherland. She was also delighted to join It's Always Sunny in Philadelphia as an Assistant Editor on that show's 16th season, during which she earned a credit as Editor (on the episode "The Gang Gets Cursed").
 
In addition, Mallory has served as an Assistant Editor on several features—including the acclaimed documentary Unrest, which earned the Special Jury Award For Editing at Sundance in 2017, and the much-anticipated reboot of Clive Barker's Hellraiser, now streaming on Hulu.