2002 | 8 Episodes

Season 0 of Dead Ringers premiered on December 26, 2002.

2002 | 5 Episodes

Season 1 of Dead Ringers premiered on November 18, 2002.

2003 | 6 Episodes

Season 2 of Dead Ringers premiered on July 7, 2003.

2004 | 6 Episodes

Season 3 of Dead Ringers premiered on May 10, 2004.

2004 | 6 Episodes

Season 4 of Dead Ringers premiered on November 8, 2004.

2005 | 5 Episodes

Season 5 of Dead Ringers premiered on May 12, 2005.

2006 | 6 Episodes

Season 6 of Dead Ringers premiered on May 8, 2006.

2007 | 6 Episodes

Season 7 of Dead Ringers premiered on February 22, 2007.