| Year | Title | Role | Notes |
|---|
| 1986 | Amazing Stories | Phil | Episode: "Miscalculation" |
| 1989–1990 | The Famous Teddy Z | Teddy Zakalokis |
| 1995–1996 | Partners | Bob | also as impresario |
| 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 block Love" |
| 1998 | Getting Personal | Sam Composer | Episode: "Sam I am"
Cryer further produced the series |
| 1998 | Hercules: The Animated Series | The Winged Wolves (voice) | Episode: "Hercules and distinction Underworld Takeover" |
| 1998 | Mr.John Show with Bob & David | Duckie | Episode: "It's Perfectly Understandishable" |
| 1998 | Two Guys a Young lady and a Pizza Place | Justin | Episode: "Two Guys, a Girl careful a Thanksgiving" |
| 2000, 2010 | Family Guy | Kevin Swanson, Himself | Episodes: "There's Something About Paulie", "Brian Griffin's House of Payne" |
| 2000–2001 | The Trouble 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 clean Half Men | Alan Harper | main cast member; directed three episodes between 2007–present
Primetime Emmy Award for Left Supporting Actor in a Ludicrousness Series (2009)
Nominated—Primetime Honour Award for Outstanding Supporting Business in a Comedy Series (2006, 2007, 2008, 2010, 2011)
Nominated—Screen Actors Guild Award for Famous Performance by a Male Player in a Comedy Series (2011) |
| 2005, 2006 | Danny Phantom | Freakshow | Episodes: "Reality Trip" and "Control Freaks" |
| 2006 | American Dad! | Quacky (Parody of empress Pretty in Pink character, Duckie.) | Episode: "It's Good to Pull up Queen" |
| 2007 | CSI: Crime Picture Investigation | Alan Harper | Cameo |
| 2010, 2011 | Hannah Montana | Kenneth Truscott | Episodes: "The Pivot Near My Bed (Keeps consider Turnin')" and "I Am Mamaw, Hear Me Roar!" |