Season 1 UPN , 2000 - 2001 Watch now Season 2 UPN , 2001 - 2002 Watch now Season 3 UPN , 2002 - 2003 Watch now Season 4 UPN , 2003 - 2004 Watch now Season 5 UPN , 2004 - 2005 Watch now Season 6 UPN , 2005 - 2006 Watch now Season 7 The CW , 2006 - 2007 Watch now Season 8 The CW , 2007 - 2008 Watch now