On August 10, 1944 — 1944 – Red Barrett of the Boston Braves throws only 58 pitches and shuts out the Cincinnati Reds, 2 – 0. This is the major-league record for fewest pitches in a nine-inning game. The game takes one hour, 15 minutes, the shortest night game ever.

Source:
Baseball Reference August 10
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game