Katie Knight is one of the main characters in Big Time Rush. She is Kendall's little sister. She is very clever, mischievous, and a troublemaker. Katie is played by Ciara Bravo.
Biography[]
Katie is Kendall's scheming little sister. She is very sarcastic and conniving. Despite her small size, she's a lot smarter than most people think, and Katie often outsmarts both the boys and adults around her.
Gallery[]
