Sean Christopher Marshall (born August 30, 1982), nicknamed "Big Smooth", is an American former professional baseball pitcher. He played in Major League Baseball (MLB) for the Chicago Cubs and Cincinnati Reds. Marshall graduated from Manchester High School in Midlothian, Virginia, in 2000. He attended Virginia Commonwealth University, and was drafted by the Cubs in the sixth round of the Major League Baseball Draft. Marshall spent three years in the minor leagues before being promoted to play with the Cubs, and had 24 starts in his rookie season in . Marshall started the season on the disabled list, but returned to the Cubs' rotation in mid-May. Marshall's twin brother Brian also plays baseball, and was taken in the fifth round of the same draft by the Boston Red Sox. Minor league career Marshall was drafted by the Cubs in the sixth round of the 2003 amateur draft after pitching for three seasons at VCU including a junior season where he went 7-2 with a 2.61 ERA recording 95 strikeouts in 86.1 innings. He signed with the Cubs on June 7, 2003, and was assigned to the Single-A Boise Hawks. Marshall was moved up a level each successive season, pitching in AA in and AAA in 2005. In 2006, Marshall spent the majority of the season with the major league team after starting the season at AAA. The following season he started in the minors, but as part of a rehab program healing from an arm injury. Major League career Chicago Cubs Marshall made his major league debut against the St. Louis Cardinals on April 9, 2006, recording a no-decision. In that game he yielded a two-run homer to Scott Rolen in the first inning before settling down to pitch solidly for 4+ innings. The Cubs trailed 4-3 in the late innings, but rallied to win on a Michael Barrett grand slam in the eighth inning. He earned his first major league win on April 14, 2006, against the Pittsburgh Pirates. Marshall indicated his pleasure with the start. He stayed in the starting rotation for the first half of the year before suffering a strained left side muscle. Marshall left the rotation after a crushing loss on July 16 in which the Cubs gave up two grand slams in one inning, blowing a 5-2 lead in the 6th inning against the New York Mets. In 19 starts, Sean posted a 5-8 record