Aya Cash is an American actress. She is best known for starring as Gretchen Cutler in the FX/FXX dark comedy series You're the Worst (2014–2019), as Stormfront in the Amazon Prime Video superhero drama series The Boys (2020–2022), and most recently as Cheryl Peterson in the Fox sitcom Welcome to Flatch. She was nominated for the Critics' Choice Television Award for Best Actress in a Comedy Series and the TCA Award for Individual Achievement in Comedy for You're the Worst. Cash also appeared in numerous films, including The Oranges (2011), Sleepwalk with Me (2012), Begin Again (2013), The Wolf of Wall Street (2013), Mary Goes Round (2017), Game Over, Man! (2018), and Scare Me (2020).

The Boys is an American satirical superhero television series developed by Eric Kripke for Amazon Prime Video. Based on the comic book of the same name by Garth Ennis and Darick Robertson, it follows the eponymous team of vigilantes as they combat superpowered individuals who abuse their powers. The series features an ensemble cast that includes Karl Urban, Jack Quaid, Antony Starr, Erin Moriarty, Dominique McElligott, Jessie T. Usher, Chace Crawford, Laz Alonso, Tomer Capone, Karen Fukuhara, and Nathan Mitchell.