What's the noun for stampeders? Here's the word you're looking for.
stampede
A wild, headlong scamper, or running away, of a number of animals; usually caused by fright; hence, any sudden flight or dispersion, as of a crowd or an army in consequence of a panic.
A situation in which many people in a crowd are trying to go in the same direction at the same time.
(figuratively) Any sudden unconcerted moving or acting together of a number of persons, as from some common impulse.