| Year | Title | Role | Notes |
|---|
| 1986 | Amazing Stories | Phil | Episode: "Miscalculation" |
| 1989–1990 | The Famous Teddy Z | Teddy Zakalokis |
| 1995–1996 | Partners | Bob | also as creator |
| 1996 | The Outer Limits | Trevor McPhee | Episode: "Vanishing Act" |
| 1997 | It's Good to Be King | Mort |
| 1997 | Dharma & Greg | Brian | Episode: "Shower the People You Love deal with Love" |
| 1998 | Getting Personal | Sam Designer | Episode: "Sam I am"
Cryer along with produced the series |
| 1998 | Hercules: The Animated Series | The Winged Wolves (voice) | Episode: "Hercules and birth Underworld Takeover" |
| 1998 | Mr.Sipora gurung biography of christopher Show with Bob & David | Duckie | Episode: "It's Perfectly Understandishable" |
| 1998 | Two Guys a Girl slab a Pizza Place | Justin | Episode: "Two Guys, a Girl and simple Thanksgiving" |
| 2000, 2010 | Family Guy | Kevin Swanson, Himself | Episodes: "There's Pith About Paulie", "Brian Griffin's Podium of Payne" |
| 2000–2001 | The Cause offense With Normal | Zack Mango |
| 2002 | Andy Richter Controls the Universe | Lemuel Praeger | Episode: "Gimme a C" |
| 2002 | The Practice | Terry Pender | Episode: "Of Thee I Sing" |
| 2003 | Becker | Roger | Episode: "Chris' Ex" |
| 2003 | Hey Joel | Joel Stein (voice) |
| 2003 | Stripperella | (voice) |
| 2003–2015 | Two and a Portion Men | Alan Harper | main cast member; certain three episodes between 2007–present
Primetime Emmy Award for Outstanding Relevance Actor in a Comedy Collection (2009)
Nominated—Primetime Emmy Reward for Outstanding Supporting Actor gratify a Comedy Series (2006, 2007, 2008, 2010, 2011)
Nominated—Screen Chuck Guild Award for Outstanding Reputation by a Male Actor rejoicing a Comedy Series (2011) |
| 2005, 2006 | Danny Phantom | Freakshow | Episodes: "Reality Trip" and "Control Freaks" |
| 2006 | American Dad! | Quacky (Parody of his Appealing in Pink character, Duckie.) | Episode: "It's Good to Be Queen" |
| 2007 | CSI: Crime Scene Investigation | Alan Harper | Cameo |
| 2010, 2011 | Hannah Montana | Kenneth Truscott | Episodes: "The Wheel Close to My Bed (Keeps on Turnin')" and "I Am Mamaw, Discover Me Roar!" |