Roger McDowell debuted on April 11, 1985, playing for the New York Mets at Shea Stadium; he played his final game on August 14, 1996, playing for the Baltimore Orioles at Oriole Park at Camden Yards.
Roger McDowell played in 44 games at pitcher for the Philadelphia Phillies in 1989, starting in none of them. He played for a total of 170 outs, equivalent to 6.3 9-inning games. He made 7 putouts, had 13 assists, and committed 2 errors, equivalent to .318 errors per 9-inning game. He had one double play.
Roger McDowell played in 33 games at pitcher for the Los Angeles Dodgers in 1991, starting in none of them. He played for a total of 127 outs, equivalent to 4.7 9-inning games. He made 4 putouts, had 8 assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Roger McDowell played in 56 games at pitcher for the New York Mets in 1987, starting in none of them. He played for a total of 266 outs, equivalent to 9.85 9-inning games. He made 10 putouts, had 17 assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Roger Bailey debuted on April 27, 1995 and played his final game on September 24, 1997.
Roger Bresnahan debuted on August 27, 1897 and played his final game on October 3, 1915.
Roger Carey debuted on July 9, 1887 and played his final game on July 9, 1887.
Roger Cedeno debuted on June 20, 1995 and played his final game on June 5, 2005.
Roger Clemens debuted on May 15, 1984 and played his final game on September 16, 2007.
Roger Connor debuted on May 1, 1880 and played his final game on May 18, 1897.
Roger Deago debuted on May 10, 2003 and played his final game on May 15, 2003.
Roger Denzer debuted on April 24, 1897 and played his final game on August 28, 1901.
Roger Erickson debuted on April 6, 1978 and played his final game on September 26, 1983.