Watch The Spiked Switch (1916) Official Trailer

Trent returns to the throttle too soon after his recovery from illness. On the following day Ruth, his daughter, and Hume plan to elope. Trent, with a new fireman, is suddenly taken with a weak spell and when the fireman becomes panic-stricken there is a scuffle which ends with the fireman thrown to the ground while the fast freight speeds on.