ActorMay 5, 1926 – Jun 5, 2019 (aged 93)Newton, Massachusetts, USA

John O'Leary

On July 5, 2026

—most popular person online

John O'Leary

Known ForActing

BornMay 5, 1926

Rankings & History

Buzz Score records and rankings

Peak Buzz Score

1-Year Buzz Score

Days at #1

0

Past 365 days

Days in Top 10

0

Past 365 days

Daily email

Get the Daily Top 10 Email

See the most popular TV, movies, and people. Every morning.

Free. No spam. Unsubscribe anytime.

John O'Leary Top TV Shows

John O'Leary's shows ranked by Buzz Score

Dexter

Bishop · 1 ep · 2006 – 2013

Curb Your Enthusiasm

Curb Your Enthusiasm

Jim O'Malley · 1 ep · 2000 – 2024

The Golden Girls

The Golden Girls

Mr. Ninervini · 1 ep · 1985 – 1992

Law & Order

Ronny Napoli · 1 ep · 1990 – Present

Desperate Housewives

Desperate Housewives

Mr. Scully · 1 ep · 2004 – 2012

Brooklyn Nine-Nine

Brooklyn Nine-Nine

Franklin · 1 ep · 2013 – 2021

Buffy the Vampire Slayer

Buffy the Vampire Slayer

Kaltenbach · 1 ep · 1997 – 2003

Buffy the Vampire Slayer

Buffy the Vampire Slayer

Council Member · 1 ep · 1997 – 2003

Frasier

Old Niles · 1 ep · 1993 – 2004

Scandal

Terry · 1 ep · 2012 – 2018

Xena: Warrior Princess

Xena: Warrior Princess

Antonius · 1 ep · 1995 – 2001

CSI: Crime Scene Investigation

CSI: Crime Scene Investigation

Cranky Old Man · 1 ep · 2000 – 2015

Jane the Virgin

Jane the Virgin

Old Man · 1 ep · 2014 – 2019

Dr. Quinn, Medicine Woman

Dr. Quinn, Medicine Woman

Judge · 2 ep · 1993 – 1998

Baskets

Elderly Man · 1 ep · 2016 – 2019

Baskets

Edwin · 2 ep · 2016 – 2019

televisionstats.com

John O'Leary Top Movies

John O'Leary's movies ranked by Buzz Score

Airplane!

Reporter #2 · 1980

All the President's Men

All the President's Men

Attorney #1 · 1976

The Last Starfighter

The Last Starfighter

Rylan Bursar · 1984

My Fellow Americans

My Fellow Americans

Ben, Caretaker · 1996

Demon Seed

A New Leaf

Desk Clerk (uncredited) · 1971

For the Boys

T.V. Censor, New York · 1991

Waxwork II: Lost in Time

Waxwork II: Lost in Time

Herr Vogel · 1992

My Chauffeur

A Time of Destiny

A Time of Destiny

Father Basil · 1988

televisionstats.com

Compare John O'Leary Top people today