Patricia T. Arquette (born April 8, 1968) is an American actress. Arquette is currently starring as the main character in the NBC drama Medium.
Arquette was born in Chicago, Illinois and was raised in Virginia and California, the daughter of Mardi Olivia (née Nowak), an actress, poet, theater operator, activist, acting teacher and therapist, and Lewis Arquette, an actor. Arquette's paternal grandfather was comedian Cliff Arquette. Arquette's mother was Jewish, the daughter of a Holocaust refugee from Poland, and her father was a convert to Islam and a descendant of explorer Meriwether Lewis. Arquette's siblings are actors Rosanna, Alexis, Richmond and David Arquette. Arquette is also the sister-in-law of Courteney Cox, who is married to her brother David.