Although cast members had stated and speculated that there would be a fifth season, NBC announced on May 14, 2010, that the show was officially cancelled, but that the network was looking at plans to tie up some loose ends in either a miniseries or TV movie.
Meskipun para anggota pemerannya menyatakan dan berspekulasi bahwa akan ada musim kelima, NBC mengumumkan pada 14 Mei 2010, bahwa acara tersebut resmi dihentikan, namun jaringan tersebut merencanakan pengakhiran serial tersebut dalam bentuk miniseri atau film TV.