Most games for a pitcher in a World Series

Most games for a pitcher in a World Series
Who
Brandon Morrow, Darold Knowles
What
7 total number
Where
Not Applicable
When
2017

Only two pitchers have faced a batter in all seven games of a World Series: Darold Knowles of the Oakland Athletics (all USA) in the 1973 World Series and Brandon Morrow of the Los Angeles Dodgers in the 2017 World Series.