John D'Aquino

Biography

John D'Aquino is an American film and television actor.

Known For

Dexter

as Ed Hamilton

NCIS

as Ken Ashmore

Seinfeld

as Todd Gack

S.W.A.T.

as Afton

Xena: Warrior Princess

as Ulysses

CSI: Crime Scene Investigation

as Gavin Fenish

Monk

as McKiernan

No Way Out

as Lt. John Chadway

Quantum Leap

as Frank LaMotta

Quantum Leap

as Tonchi / Frank LaMotta