Intro. Samantha "Sam" Simpson is one of the three main protagonists (alongside her best friends Alex Casoy and Clover Ewing) of the Totally Spies! series.
During high school, Sam attended Beverly Hills High. Afterwards, she attends Malibu University. Sam is a straight-A student. As mentioned in the episode "Spies in Space", she has the best grades ever in Beverly Hills High School history.
She is the leader of her group thanks to her intelligence and her charisma.
Sam is a beautiful and slender, athletic girl with long, thick hair varying from red to orange, emerald green eyes, wears light berry-pink lip gloss, and she appears to be Caucasian. Some fans have speculated that she might be of Irish heritage. Sam's style of dress is considered to be "preppy hippie". She often wears earrings, long skirts, mid-length/short skirts, flowing tops, dresses, buttoned shirts, vests, jeans, chokers, boots, high heel sandal wedges, and thin heels. Her catsuit color is green.