John Hartman

John Hartman

ActorWriter 1995–2026 (31 year career)

7.5 avg rating

Highest Rated

Play It By Ear

Play It By Ear

2022 · as Self - Player

Scorpion

Scorpion

2014 · as Glenn

Young Sheldon

Young Sheldon

2017 · as Dr. Goetsch

Known For

Booksmart

Booksmart

Yacht Waiter #2

My Birthday Romance

My Birthday Romance

Writer

Ghosts of Christmas Past

Ghosts of Christmas Past

Story

Scorpion

Scorpion

Glenn

Young Sheldon

Young Sheldon

Dr. Goetsch

Modern Family

Modern Family

Dragon-Slayer

The Good Place

The Good Place

Joe

Curb Your Enthusiasm

Curb Your Enthusiasm

Airplane Passenger

Filmography

Acting (13)

·

Movies (2)

Baby Wants Candy: DCM '26

Baby Wants Candy: DCM '26

as Self

Booksmart

Booksmart

as Yacht Waiter #2

Television (11)

Play It By Ear

Play It By Ear

as Self - Player

Ghosts

Ghosts

as Nigel

The Second City Presents: The Last Show Left on Earth

The Second City Presents: The Last Show Left on Earth

as Self

Young Sheldon

Young Sheldon

as Dr. Goetsch

Trial & Error

Trial & Error

as Mitchell

The Good Place

The Good Place

as Joe

Scorpion

Scorpion

as Glenn

2 Broke Girls

2 Broke Girls

as Topher

Modern Family

Modern Family

as Dragon-Slayer

Curb Your Enthusiasm

Curb Your Enthusiasm

as Airplane Passenger

Baantjer

Baantjer

as Hoofdcommissaris (uncredited)

Crew (2)

Movies (2)

Ghosts of Christmas Past

Ghosts of Christmas Past

Story

My Birthday Romance

My Birthday Romance

Writer