<Table> <Tr> <Th_colspan="2"> That' 70s Show (season 8) </Th> </Tr> <Tr> <Td_colspan="2"> DVD cover </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> United States </Td> </Tr> <Tr> <Th> No. of episodes </Th> <Td> 22 </Td> </Tr> <Tr> <Th_colspan="2"> Release </Th> </Tr> <Tr> <Th> Original network </Th> <Td> Fox </Td> </Tr> <Tr> <Th> Original release </Th> <Td> November 2, 2005 (2005 - 11 - 02)--May 18, 2006 (2006 - 05 - 18) </Td> </Tr> <Tr> <Th_colspan="2"> Season chronology </Th> </Tr> <Tr> <Td_colspan="2"> ← Previous Season 7 </Td> </Tr> <Tr> <Td_colspan="2"> List of That' 70s Show episodes </Td> </Tr> </Table> <Tr> <Th_colspan="2"> That' 70s Show (season 8) </Th> </Tr> <Tr> <Td_colspan="2"> DVD cover </Td> </Tr> <Tr> <Th> Country of origin </Th> <Td> United States </Td> </Tr>

That '70s show season 8 episode 21 cast