Dan Cahill, a character from the "39 Clues" series, is often described as having a lean build, with short, dark hair and an athletic appearance. He typically comes across as resourceful and determined, reflecting his adventurous spirit. His youthful energy and quick thinking are key traits that define his character throughout the series.
Daniel Arthur Cahill.
Dan Cahill that is his real name.
Dan Cahill's full name is Daniel Arthur Cahill.
Amy and Dan are siblings. Amy loves Dan as a sibling and a brother.
i think his real life name is Patrick.
In Book Seven: The Viper's Nest: Amy and Dan Cahill figure out they are Madrigals
Hope Cahill and Arthur Trent
The older sister of Dan Cahill.
Madrigal
It is Arthur
Yes, as indicated by their last names, they are related, and this relation is that of being siblings.
uhh...in case you guys havent noticed dan cahill isn't a real person therefore he cant have an email address