It's Always Sunny in Philadelphia The D.E.N.N.I.S. System (Season 5, Episode 10)
TV-MA
TV Episode | 22 min | Comedy

Primary photo for The D.E.N.N.I.S. System

It's Always Sunny in Philadelphia

The D.E.N.N.I.S. System (Season 5, Episode 10)

TV-MA

TV Episode | 22 min | Comedy

Dennis presents his fool-proof plan for picking up chicks, but soon finds that the gang each has their own fool-proof plans for one-upping each other.

Showrunner

Rob McElhenney

Director

Randall Einhorn

Writers

Rob McElhenney (developer) (creator) | Glenn Howerton (developer) | David Hornsby (written by) | Scott Marder (written by) & 3 more

Cinematographer

Peter Smokler

Editor

Josh Drisko

Casting Directors

Lyndsey Baldasare | Wendy O'Brien

Production Designer

Scott Cobb (as Michael Scott Cobb)

See all filmmakers & crew (88)

Edit Released

Updated Nov 19, 2009

Release date

Nov 19, 2009 (United States)

Awards

Series awards

Nominated for 3 Primetime Emmy Awards. Another 4 wins & 13 nominations

Contacts

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Cast	+ Add Cast
12 cast members

Name	Known for
Charlie Day Charlie Kelly Charlie Kelly See fewer	It's Always Sunny in Philadelphia (2005)
Glenn Howerton Dennis Reynolds Dennis Reynolds See fewer	It's Always Sunny in Philadelphia (2005)
Rob McElhenney Mac Mac See fewer	It's Always Sunny in Philadelphia (2005)
Kaitlin Olson Dee Reynolds Dee Reynolds See fewer	Finding Dory (2016)
Danny DeVito Frank Reynolds Frank Reynolds See fewer	Matilda (1996)
Mary Elizabeth Ellis Waitress Waitress See fewer	Masterminds (2015)
Jill Latiano Caylee Caylee See fewer	The Thief Collector (2022)
Travis Schuldt Ben (The Soldier) Ben (The Soldier) See fewer	The Giant Mechanical Man (2012)
Price Carson Carney Boss Carney Boss See fewer	Nightcrawler (2014)
Brad Carter Carney Carney See fewer	Yellowstone (2018)
Mae LaBorde Gladys Gladys See fewer	Pineapple Express (2008)
Cary Huff Boyfriend at Carnival (uncredited) Boyfriend at Carnival (uncredited) See fewer	When They Find You (2019)