Primary ALEXIS ARQUETTE played "Caligula" in XENA WARRIOR PRINCESS.
Primary DAVID ARQUETTE acted in the BUFFY THE VAMPIRE SLAYER film, among other works.
Primary LEWIS ARQUETTE voiced characters in several relevant cartoons, though he got to show his face in 1989's CHOPPER CHICKS IN ZOMBIETOWN.
Primary PATRICIA ARQUETTE (right) acted in PRAYER OF THE ROLLERBOYS and A NIGHTMARE ON ELM ST 3: DREAM WARRIORS.
Peripheral ROSANNA ARQUETTE voices a character in BATTLE FOR TERRA alongside--
CHRIS EVANS, currently best known for the title role of CAPTAIN AMERICA: THE FIRST AVENGER and all the other Marvel films with the character.