Thomas Jefferson

Thomas Jefferson survives into the year 3000 the way every notable figure does in this future: as a disembodied head preserved in a jar at the Head Museum. He turns up in the background of New New York's political and cultural life, a founding father reduced to a talking exhibit, still carrying himself with dry, dignified self-regard.

The joke is structural — flattening history's giants into squabbling museum pieces — and Phil LaMarr's clipped, arch delivery sells the indignity without begging for the laugh. It's a tiny role, but it's exactly the kind of background gag Futurama trusts its audience to catch and savor on rewatch.