Simon Rex Cutright (born July 20, 1974) is an American actor. Rising to fame as an MTV VJ, Rex later became an actor known for What I Like About You, starring in three films of the Scary Movie franchise, and National Lampoon's Pledge This!. He later developed a rap persona, Dirt Nasty, and had several solo albums and co-founded the hip-hop group Three Loco. In 2021, he received critical acclaim for his lead role in Sean Baker's drama film Red Rocket, winning the Independent Spirit Award for Best Male Lead.

Early life
Rex was born in San Francisco, California, and raised in Alameda, the son of Zoe, an environmental consultant, and Paul, a relationship coach. He is Jewish.

Rex was an only child who grew up in the San Francisco Bay Area. Rex's father was a breath-work coach (in the tradition of alternative psychologist Stanislav Grof) who walked out on him when he was little. At age 18, he was attending community college and working at a potato-sack factory when he began dating and living with a model in Oakland.