John O'Brien

John O'Brien

Acting

Biography

We don't have a biography for this person.

Known For

Grey's Anatomy

Grey's Anatomy

Lab Tech Jeffrey

NCIS

NCIS

Bruce

Criminal Minds

Criminal Minds

Dr. Meyer

Shameless

Shameless

Father Monroe

Friends

Friends

Airline Employee

S.W.A.T.

S.W.A.T.

Weber

Desperate Housewives

Desperate Housewives

Dr. Wheeler

Two and a Half Men

Two and a Half Men

Waiter

The X-Files

The X-Files

Missionary #2

9-1-1

9-1-1

Rod Billings