Todd Grinnell Filmography
| 2022 | The Time Capsule · as Jack |
| 2021 | With Love (TV Series) · as Miles Murphy |
| 2021 | Paradise Cove · as Knox Bannett |
| 2017 | S.W.A.T. (2017) (TV Series) · as Paul Hayes |
| 2017 | One Day at a Time (2017) (TV Series) · as Pat Schneider |
| 2016 | The Young Pope (TV Series) · as Deacon Kurtwell |
| 2016 | Lethal Weapon (TV Series) · as Jerry Johnson |
| 2015 | Dr. Ken (TV Series) · as Dr. Mitch Tuttle |
| 2015 | Grace and Frankie (TV Series) · as Stephen |
| 2015 | Battle Creek (TV Series) · as Max Archer |
| 2014 | Reckless (2014) (TV Series) · as Gavin Hope |
| 2014 | Stripped · as Mr. Spokesman |
| 2012 | Vegas (TV Series) · as Andy Meacham |
| 2012 | Nesting · as Neil |
| 2012 | Jane by Design (TV Series) · as Mr. Hunter |
| 2011 | Dorfman in Love · as Hugh |
| 2011 | Hysteria · as Andy |
| 2011 | Revenge (TV Series) · as Dr. Jeffrey Thomas |
| 2010 | |
| 2010 | Nikita (TV Series) · as Dale Gordon |
| 2010 | The Glades (TV Series) · as Donald Glandon |
| 2010 | Hot in Cleveland (TV Series) · as Nicky |
| 2010 | Human Target (2010) (TV Series) · as Bob Anderson |
| 2009 | Brothers (2009) (TV Series) · as Bruce |
| 2009 | Parks and Recreation (TV Series) · as Nate |
| 2009 | Lie to Me (TV Series) · as Trevor Addison |
| 2008 | The Mentalist (TV Series) · as Jonathan Flint |
| 2008 | Eli Stone (TV Series) · as Anthony Gibbons |
| 2008 | Turbo Dates (TV Series) · as Cast |
| 2007 | Samantha Who? (TV Series) · as Nathan |
| 2007 | The Dukes of Hazzard: The Beginning · as Hughie Hogg |
| 2007 | The Wedding Bells (TV Series) · as Simon Eldred |
| 2007 | Rules of Engagement (TV Series) · as Chris |
| 2006 | The Game (TV Series) · as Kyle |
| 2006 | Hollywoodland · as Times Reporter |
| 2006 | Four Kings (TV Series) · as Jason |
| 2005 | Love, Inc. (TV Series) · as Gavin |
| 2005 | Criminal Minds (TV Series) · as Dennis Kyle |
| 2005 | How I Met Your Mother (TV Series) · as Insane Duane |
| 2005 | It's Always Sunny in Philadelphia (TV Series) · as Sage |
| 2005 | Robot Chicken (TV Series) · as Guy In Grotto |
| 2004 | Desperate Housewives (TV Series) · as Dr. Alex Cominis |
| 2003 | Cold Case (TV Series) · as Zip Fellig '53 |
| 2002 | Lost Soul · as Skateboarder |
| 1992 | Mad About You (TV Series) · as Jon Dale |
| 2017 | One Day at a Time (2017) (TV Series) |
| 2021 | |
| 2020 | Stars In The House (TV Series) · as Self |
| 2012 | Home & Family (TV Series) · as Self |
| 2005 | Made In Hollywood (TV Series) · as Self |
| 2005 | Playboy: Hef's Halloween Spooktacular · as Self |