1997
Dr. K.A. Boom (James Hay).
ConDor 5, Part 2 (Feb-1997)
1998
ConDor 6, Part 9 (Feb/Mar 1998)
2000
James Hay as "K.A. Boom."
ConDor 8 (May-2000) part 8
2001
Westercon 54, Portland Part 27: Saturday (07-Jul-2001)
2002
James Hay as "K.A. Boom."
ConDor 9 Part 5 - Saturday (23-Feb-2002)
2003
James Hay as Dr. K.A. Boom, with a man-eating fish having lunch.
Torcon 3 part 47: Saturday (30-Aug-2003)