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

9-1-1

9-1-1

Rod Billings

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 West Wing

The West Wing

Reporter