One of the guards working at the barracks where Remi and Sal also work in Part One, who used to work at the prison of Alcatraz. The guard is the complete opposite of Sal and his friends. He believes in strict rules and laws and takes delight in arresting and disciplining people.
The timeline below shows where the character The Alcatraz Guard appears in On the Road. The colored dots and icons indicate which themes are associated with that appearance.
Part 1, Chapter 11