
Newport News, Virginia, USA
David Alan 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.

as Strauss

as Father Harrow
2005

as Kyle Schnitz
2013

as Strauss
1994

as Fred
1999

as Matthew 'Rickety Cricket' Mara
2005

as Ed Warner
2011

as Harry / Additional Voices (voice)
2015

as Patrick
2001

as Ricky
2006

as Leslie 'Boomer' Peterson
2018

as David Brittlesbee
2020

as Fanboy (voice)
2009
as Earmouse
2014

as The Joker / Fireman (voice)
2023

as Pilot
2023

as Earmouse
2014

as Kenny Owenby
2008

as Fanboy (voice) / Kid #2 (voice)
2008

as Drew
2007

as Louis Lowery
2006

as Randy Becker
2004
as Daryl
2004

as Pre-Crime Public Service Announcer
2002
as Warren
2001

as Flyer with Murmur
2001
as Strauss
1 ep.

as Father Harrow
1 episodes

as Kyle Schnitz
2 episodes

as Strauss
1 episodes

as Fred
1 episodes

as Matthew 'Rickety Cricket' Mara
26 episodes

as Ed Warner
1 episodes

as Harry / Additional Voices (voice)
1 episodes

as Patrick
4 episodes

as Ricky
1 episodes

as Leslie 'Boomer' Peterson
15 episodes

as David Brittlesbee
40 episodes

as Fanboy (voice)
100 episodes

as Harry
1 episodes

as Fanboy / Kid #2 (voice)
1 episodes

as Pastor
2 episodes

as Harold Beckman
1 episodes

as Steve
8 episodes

as Andy
2 episodes

as Joel (voice)
13 episodes

as Victor
3 episodes

as Mole Monster (voice)
9 episodes

as Radford
10 episodes

as Ken
21 episodes

as Andrew Carlson
9 episodes
Screenplay