
Acting
Elliot Harvey Atkin (18 December 1942 – 18 July 2017) was a Canadian actor. He was best known for his roles as Morty Melnick in Meatballs, Sam in The Adventures of Sam & Max: Freelance Police, Sergeant Ronald Coleman in Cagney & Lacey, and for voicing King Koopa in the three Mario cartoon franchises; The Super Mario Bros. Super Show!, The Adventures of Super Mario Bros. 3 and Super Mario World.
Description above from the Wikipedia article Harvey Atkin, licensed under CC-BY-SA, full list of contributors on Wikipedia.

A Change of Heart
as Cardiologist

The Seder

Barney's Version
as 2nd Mrs. P's Father

Super Mario World: Koopa's Stone Age Quests
as King Koopa (Voice)

Why I Wore Lipstick to My Mastectomy
as Geralyn's Father

Maxwell Saves the Day
as (voice)

Hello Kitty Tells Fairy Tales

Out of Sync
as Sidney Golden

Something from Nothing
as Mr. Fischbein / Herschel / Rotund Customer (voice)

One Tough Cop
as Rudy

Suits
as Judge N. Palermo · 1 ep.

18 to Life
1 ep.

Producing Parker
as Judge (voice) · 1 ep.

Kevin Hill
as Judge Larson · 1 ep.

Jacob Two-Two
62 ep.

Law & Order: Criminal Intent
as Alan Ridenour · 2 ep.

The Ripping Friends
13 ep.

Law & Order: Special Victims Unit
as Alan Ridenour · 18 ep.

Big Wolf on Campus
as Dr. Laszlo · 1 ep.

Bad Dog
as (voice) · 80 ep.
Silver Streak
1976