List of characters in the Camp Half-Blood series
Dr. Frederick Chase - Annabeth's father. He first appears in The Titan's Curse. He allows Percy, Thalia and Zoë to borrow his car to drive to Mount Tamalpais (Mount Othrys). Annabeth's father is a professor of military history. During The Titan's Curse, he was studying the Third Battle of Ypres. He owns a Sopwith Camel. He and his daughter had a lot of disagreements in the past, which is why she ran away home when she was seven years old. He lives in San Francisco with his wife and two sons, Bobby and Matthew. In The Titan's Curse, he battles the monsters on the Princess Andromeda with bullets melded with celestial bronze.