Hey dad stars on all saints in 98
Robert Hughes, Simone Buchanan and Matthew Krok guest starred on All Saints back in 1998 but on different episodes
Simone on Truth or Dare ep:
http://www.australiantelevision.net/media/allsaints/1998/22/04.jpg
http://www.australiantelevision.net/media/allsaints/1998/22/10.jpg
http://www.australiantelevision.net/media/allsaints/1998/22/16.jpg
Robert on Think Positive ep:
http://www.australiantelevision.net/media/allsaints/1998/08/04.jpg
and on Terminal Speed:
http://www.australiantelevision.net/media/allsaints/1998/11/06.jpg
Matthew on A little Magic:
http://www.australiantelevision.net/media/allsaints/1998/10/04.jpg
http://www.australiantelevision.net/media/allsaints/1998/10/14.jpg
http://www.australiantelevision.net/media/allsaints/1998/10/01.jpg
not really a hey dad reunion but sorta close
Heather O'Rourke,Judith Barsi,Dominique Dunne