Ptolemy Slocum

Biography

Born in Kenya, Ptolemy Slocum is an American stage, film and television actor and teacher.

Known For

How I Met Your Mother

Larry

The Sopranos

Keith

Pretty Little Liars

Bart Comstock

Fringe

Mark Young

Westworld

Sylvester

iZombie

Doc Greeley

The Man in the High Castle

Raymond Doyle

Burn Notice

Oswald Patterson

Filmography

Year	Movie	Role
2025	Best Man	Richard
2023	Barbie	Corporate Man
2023	Cuando Volvimos A La Tierra	Marcel
2020	Uproot	Greg
2019	The Mandela Effect	Manning
2019	Portals	Dr. Markonen
2018	Vice	Focus Group Participant
2017	City Slickers In Westworld	Sylvester
2016	Wild Oats	Luke
2014	We Cause Scenes	Self
2013	Detour	Preston
2013	Would You Rather	Shift Manager
2012	The Root of the Problem	Dr. Clayton
2012	Rock Jocks	Roger
2011	Manhattan Mixup	Rolf
2009	Confessions of a Shopaholic	Borders Assistant #1
2009	A Dog Year	Larry - Suburban Man #2
2005	Hitch	Ron
2005	The Problem with Fiber Optics	Sheldon Bemis
2002	The Standard Deviants: The Pumped-Up World of Pre-Algebra, Part 1	Actor
2002	The Standard Deviants: The Many-Sided World of Geometry, Part 1	Actor
2002	Standard Deviants - The Constructive World of Advanced Spanish: Verbs	Himself / Denito
2002	Standard Deviants - The Constructive World of Advanced Spanish: Building on the Basics	Self / Duck Bandit
2001	Standard Deviants - Dinosaurs: Lifestyles of the Big and Carnivorous	Hazlitt Granville-Bakerman (uncredited)
2001	Standard Deviants: Rings, Kings & Things	Hazlitt Granville-Bakerman
2000	Standard Deviants - The Lively World of Italian: Nouns, Verbs & Adjectives	Backpacker
2000	The Standard Deviants: The Hyperlinked World of Learning HTML	Himself / Internet Charlie
2000	The Standard Deviants: Shakespeare Tragedies	Hazlitt Granville Bakerman
1999	The Standard Deviants: The Many-Sided World of Geometry, Part 2	Actor
1999	The Standard Deviants: The Revolutionary World of American Government	Self
1999	No-Brainers on Taxes	1040EZ Taxpayer
1999	The Standard Deviants: Internet Basics	Himself
1998	No-Brainers on Public Speaking	Himself
1998	The Standard Deviants: The Candy-Coated World of Calculus, Part 1	Actor
	No-Brainers on Personal Finance	Self
	Where Fools Go	Father William

Year	TV Show	Role
2020	AJ and the Queen	Paulie
2019	Emergence	Ken
2018	Good Girls	Carl
2017	Marvel's Inhumans	Tibor
2016	Preacher	Linus
2016	Westworld	Sylvester
2016	Baskets	George
2015	iZombie	Doc Greeley
2015	The Man in the High Castle	Raymond Doyle
2014	Looking	Hugo
2014	Bad Teacher	Nerdy Dad
2013	Alpha House	Jeff
2012	Honest Trailers	Epic Voice Guy (voice)
2012	Veep	Cody Marshall
2011	Workaholics	Waiter
2010	Pretty Little Liars	Bart Comstock
2008	Fringe	Mark Young
2007	Damages	Ellen's Assistant
2007	Burn Notice	Oswald Patterson
2005	How I Met Your Mother	Larry
2000	Standard Deviants TV	Hazlitt Granville-Bakerman (uncredited)
2000	Standard Deviants TV	Hazlitt Granville-Bakerman
2000	Standard Deviants TV	Himself / Hazlitt Granville-Bakerman
1999	The Sopranos	Keith