Keith Rubin is a New York City-based actor, writer, improviser, and musician who recently closed Whitney White’s Macbeth in Stride at Shakespeare Theatre Company in Washington, DC and Philadelphia Theatre Company in Philly, PA. Other recent theater credits include Cabaret at Virginia Theater Festival and People, Places, and Things at the Studio Theatre in DC. Before that, he spent a year starring off-Broadway in Puffs at New World Stages. He is also a former All-American water polo player.

Keith has appeared in TV shows like The Equalizer, Unbreakable Kimmy Schmidt, Alternatino, and At Home with Amy Sedaris, on late-night with The Late Show with Stephen Colbert, as well as in national and international commercials, original series, and numerous viral videos with over 20 million views. He holds a degree in Theater from Yale, where he starred in over a dozen productions and co-wrote the book and lyrics for an original musical mounted during his senior year.

Keith has trained in and performed improv and sketch comedy at UCB, iO, The Groundlings, The PIT, and the Magnet Theater, where he has performed on house teams for both improv and sketch. His show Double Jeopardy, which he co-wrote and starred in, enjoyed a 6-month run at UCB Hell's Kitchen in 2018.

Keith is also a contributing writer to McSweeney’s, Reductress, Above Average, and Points In Case. His video work has been featured on Buzzfeed, Huffington Post, Mashable, and Elite Daily, among many other sites. 

Keith is a graduate of Columbia's TV Writing program. As a screenwriter and producer, Keith co-wrote and produced an original series (Off, available here) featuring Tony-award winner Alice Ripley in which he also stars, as well as a spec sitcom pilot (Batting Average, available here), a soap opera parody series (No Strings Attached: A Puppet Soap Opera, available here), numerous sketches, and several screenplays and pilots. His pilots Separated and At Sea earned praise from the Austin Film Festival and Slamdance, and his treatment for an original feature comedy The Witness won 3rd place in the World Series of Screenwriting.

The Huffington Post has described his work as "hilarious."