David Hornsby
Acting1975Newport News, Virginia, USA
Biography
David Hornsby (born December 1, 1975) is an American actor, screenwriter, and producer. He is best known for a recurring role as defrocked priest Matthew "Rickety Cricket" Mara on the FX comedy series It's Always Sunny in Philadelphia, for which he also writes and co-produces. Hornsby also had a regular role on the NBC comedy-crime series Good Girls (2018–2020). He is also the voice of Fanboy in the Nickelodeon animated TV series Fanboy & Chum Chum.
Known For
Acting History
2025
St. Denis Medical
TVas Harry• 1 eps
Side Quest
TVExecutive Producer
2023
Fool's Paradise
as Pilot
Merry Little Batman
as The Joker / Fireman (voice)
2022
Battle Kitty
TVas Mole Monster (voice)• 9 eps
2020
Mythic Quest
TVas David Brittlesbee• 40 eps
Mythic Quest
TVWriter
Mythic Quest
TVExecutive Producer
Mythic Quest
TVDirector
2018
Good Girls
TVas Leslie 'Boomer' Peterson• 15 eps
We Bare Bears
TVas Harry / Additional Voices (voice)• 1 eps
2017
The Layover
Screenplay
2014
The Goldbergs
TVas Kyle• 1 eps
2013
Bones
TVas Father Harrow• 1 eps
Hello Ladies
TVas Andy
2012
Unsupervised
TVas Joel (voice)
2009
Random! Cartoons
TVas Fanboy / Kid #2 (voice)• 1 eps
Fanboy and Chum Chum
TVas Fanbot (voice)• 1 eps
A Very Sunny Christmas
Co-Executive Producer
2008
2007
Aliens vs Predator: Requiem
as Drew
2006
Flags of Our Fathers
as Louis Lowery
The West Wing
TVas Fred• 1 eps
It's Always Sunny in Philadelphia
TVas Matthew 'Rickety Cricket' Mara• 26 eps
2005
It's Always Sunny in Philadelphia
TVExecutive Producer
It's Always Sunny in Philadelphia
TVCo-Executive Producer
It's Always Sunny in Philadelphia
TVSupervising Producer
2004
Christmas with the Kranks
as Randy Becker
2003
2002
Minority Report
as Pre-Crime Public Service Announcer
2001
Pearl Harbor
as Flyer with Murmur
1999
ER
TVas Strauss• 1 eps