Ringer Spy Nob reminds us that Bruce Spence, “Mouth of Sauron,” can be heard first in “Finding Nemo,” which was released on DVD today. Spence voices the part of “Chum,” the non-fish eating shark. Spence also can be seen as “Trainman” in “The Matrix: Revolutions” which opens tomorrow in the USA and elsewhere. [Finding Nemo on Amazon.com]