A primary character from the Professor Layton series.
Hershel Layton's boy assistant, and the son of Layton's longtime friend Clark Triton. He is able to communicate with animals in addition to his sharp intuition.
Luke has short brown hair and black eyes. He usually wears a blue cabbie hat, a blue sweater with long sleeves and a collared white shirt underneath, hanging suspenders, green shorts, white socks and brown shoes. He also carries a brown shoulder bag.
He later appears in Layton's Mystery Journey as an adult, married and a seasoned adventurer.