As of the 2008 season, that would be Derek Jeter of the New York Yankees with 123 playoff games. Bernie Williams, formerly of the Yankees, is second with 121.
No surprise (to me at least) that the answer is Whitey Ford, who started 22 World Series games, winning ten of them -- also a record.
Whitey Ford has the most career World Series losses by a pitcher with 8.
Mickey Lolich of the 1968 Detroit Tigers started and won Games 2, 5, and 7.
Marty Bystrom.
Nobody.
Whitey Ford started three games for the Yankees in the 1962 World Series.Game 1 - (win)Game 4 - (no decision)Game 6 - (loss)
San Francisco Giants ace Tim Lincecum was the winning pitcher in Games 1 and 5 of the 2010 World Series against the Texas Rangers.
Randy Johnson won three World Series games in the 2001 World Series to help beat the New York Yankees 4 games to 3.
Matt Cain
Tim Lincecum.
The first World Series MVP award was given to pitcher John Podres of the Brooklyn Dodgers after the 1955 World Series won by the Dodgers, 4 games to 3, over the New York Yankees. Podres started and won two games in the Series, including pitching a shutout in Game 7.
The record for most appearances by a pitcher in the World Series is held by Whitey Ford, who played in 22 games. Ford spent his entire 16-year career with the New York Yankees and is widely regarded as one of the greatest pitchers in World Series history.
George Frazier was the losing pitcher in Games 3, 4, and 6 of the 1981 World Series, won by the Los Angeles Dodgers over the Yankees 4 games to 2.