Sean Astin has a single tattoo design, its an Elvish word for "nine" located on his right ankle.
He and eight other cast members from the Lord of the Rings film, got matching tattoos to commemorate their involvement in the Fellowship of the Ring project.
The other actors who got the same tattoos are, Elijah Wood, Sean Bean, Billy Boyd, Ian McKellen, Dominic Monaghan, Viggo Mortensen, Orlando Bloom, and John Rhys-Davies.
