Mackenzie Astin

Biography

Mackenzie Alexander Astin (born May 12, 1973) is an American actor.

Known For

Grey's Anatomy

as Danny Wilson

House

as Alan Alston

Lost

as Tom Brennan

Scorpion

as Leonard

Marvel's Agents of S.H.I.E.L.D.

as Tim Maguire

You

as Gil Brigham

The Blacklist

as Jonathan Pritchard

Bones

as Dr. Ivan Jacobs

Shameless

as Tyler

NCIS

as Michael Rose