Patrick Cassidy

Biography

Patrick Cassidy is an American actor best known for his roles in musical theatre and TV.

Known For

Smallville

as Henry Small

Law & Order: Special Victims Unit

as Dr. Stewart Lynch

Charmed

as Allen

Castle

as Clyde Belasco

CSI: Miami

as Hank Atherton

CSI: Crime Scene Investigation

as Dennis Reed

The Nanny

as Mr. Anthony

ER

as Dr. Ramsey

Lois & Clark: The New Adventures of Superman

as Leslie Luckaby

Murder, She Wrote

as Rob Platte