Dean has green eyes, light freckles on his face and short-cropped Ivy-league hair that is dark blond. He is 6'1"-- making him shorter than his 6’4” younger brother Sam—and muscular. He usually wears a plaid shirt over a T-shirt, jeans, and boots, unless he has to wear a disguise in order to impersonate someone.

Sam has shaggy brown hair. His eye color seems to change; sometimes they appear light green, sometimes they appear brown. He is noted by other characters to be handsome. Sam is tall, standing at 6’4”— making him taller than his older brother. Sam has a muscular build with broad shoulders and a muscular chest.