Personal Life & Education
Kellett grew up in Beaverton, Oregon and San Diego, California. She graduated from University of San Diego High School. Kellett graduated from Loyola Marymount University in 1997 with a BA in Communications and Theater Arts. She also attended courses at the Writers Boot Camp in Santa Monica, CA.
Kellett was awarded a Kennedy Center/ACTF Achievement in Playwriting Award for her first play, Plane Strangers, which also went on to win the Del Rey Players Achievement in Playwriting Award, and the LMU Playwright of the Year Award. Kellett went on to earn a MAin Theatre from Goldsmith College, University of London. Her play, When Words Are Many was a finalist for the London Writers Award(Waterstone’s Prize).
Her co-authored play Dance Like No One's Looking won the International Student Playscript Competition, judged and awarded by Sir Alan Ayckbourn. While in London, she worked at the Royal Court Theater and LIFT (the London International Festival of Theatre).
Kellett met cartoonist Dave Kellett, creator of the webcomic Sheldon, in high school. The couple married on February 24, 2001.
Since Kellet's return to Los Angeles, Kellett has been a founding member of the sketch comedy group And Donkey Makes Five, and has written and performed stand-up comedy at The Improv and The Comedy Store. In a successful screenplay collaboration, Kellett's script Passengers and Drivers made it to the semi-finalist round of the first Project GreenlightCompetition and she worked for Academy Award-winning writer/director Cameron Crowe on Vanilla Sky.
Kellett was a writer, actress (episode "The Wedding Bride"), executive story editor, and co-producer on the CBS series, How I Met Your Mother, for which she was won an ALMA Award for Outstanding Script in a Drama or Comedy. She has been a writer and supervising producer and writer on the CBS series, Rules of Engagement, on Lifetime's Devious Maids and on ABC's Mixology and the CW series, iZombie. She is the co-showrunner of One Day at a Time which was released on Netflix for the first three seasons, and is currently airing its fourth season on Pop TV. Along with the other writers, producers and the cast, she is currently trying to pitch the show to another network to ensure the show does not end.
She has also acted in several shows such as Trophy Wife, Jane the Virgin, Dead to Me, and One Day at a Time.
Her professional directorial debut was on her show One Day at a Time and she has gone on to direct several other episodes.She has also directed for Mr. Iglesias, also on Netflix.
Kellett is also a lecturer in Screenwriting at Loyola Marymount University's School of Film and Television.