High School: 2018 Rawlings-Perfect Game Honorable Mention All-American and Northeast All-Region 1st Team selection ... Rated as Perfect Game's No. 275 overall and No. 32 left-handed pitcher in the 2018 recruiting class ... Also tabbed PG's No. 6 overall prospect and No. 2 LHP in the state of New York ... Led Poly Prep to three straight New York State Association of Independent Schools (NYSAIS) championships ... As a junior, boasted a 1.05 ERA to help the Poly Prep capture its sixth NYSAIS Tournament championship in the past seven years ... As a sophomore, went 8-1 on the mound and amassed 61 strikeouts in 55 innings ... Named to the 2017 Perfect Game Underclass Second Team and tabbed 2016 Underclass High Honorable Mention.
Personal: Born Oliver David McCarthy on September 27, 1999 in London ... The son of Michael and Jennifer McCarthy ... Has one older sister (Izzy) ... Father played football and was a member of the rowing team at Columbia.