Matthew Richard Cardarople (born February 9, 1983) is an American actor and comedian. He has appeared in the ABC television series Selfie, the 2015 film Jurassic World, the 2016 TV series Stranger Things, and as the "Henchperson of Indeterminate Gender" in the TV series Lemony Snicket's A Series of Unfortunate Events. In 2021, he played Keith in the film Free Guy. His supporting roles include appearances in Michael Showalter's 2017 romantic comedy The Big Sick, and Sterlin Harjo and Taika Waititi's TV series Reservation Dogs, set in an Indigenous community in Oklahoma.

Cardarople was born in Exeter, New Hampshire. His parents divorced when he was young. He is a graduate of New York Film Academy, after which he worked as a personal assistant for Luke Wilson.