If you go to www.imdb.com, you'll see the following brief info about Thomas Robins - (*ggl* - about the Scottish Fish and the Virtual Penguin - sounds like he and Billy would get along great!):
"A New Zealand actor who was the original Host of the New Zealand, Saturday morning Breakfast show, Squirt. Here he acted with a virtual Penguin (and eventually a Scottish Fish). He has appeared in various TV events in New Zealand over the years. Now he played Smeagol's cousin Deagol in Lord of the Rings: The Return of the King, The (2003)."
Found here: http://www.imdb.com/name/nm0992718/