<Tr> <Th> Original air date </Th> <Td> April 28, 2002 (2002 - 04 - 28) </Td> </Tr> <Tr> <Th> Running time </Th> <Td> 44 minutes </Td> </Tr> <Tr> <Th_colspan="2"> Guest appearance (s) </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Cyd Strittmatter as Dr. Whitney Edwards </Li> <Li> James Riker as Baby William </Li> <Li> Travis Riker as Baby William </Li> <Li> Chris Owens as Jeffrey Spender / Daniel Miller </Li> <Li> Adam Nelson as Mr. Van De Kamp </Li> <Li> Shannon Hile as Mrs. Van De Kamp </Li> <Li> David Fabrizo as ER Physician </Li> <Li> Dallas Munroe as ER Nurse </Li> <Li> Annie Abbott as Older Social Worker </Li> <Li> Kiersten Van Horne as Young Social Worker </Li> <Li> Dan Shor as Second ER Nurse </Li> <Li> Jason Waters as The Breather Photo Double </Li> </Ul> </Td> </Tr>

Who was the father of scully's baby