[8] He appeared on Eternal Word Television Network (EWTN), where he hosted series on Cardinal Newman, Catholic authors, Ecclesial Movements, Great Moments in Church History", "Your Vocation: God's Call in Your Life", and "St. Thomas More Faithful Statesman.
"[9] In addition to having been the director of the Catholic Information Center (CIC) in Washington, D.C., McCloskey engaged in ministry in Princeton, New Jersey and Chicago, Illinois.
He helped many people convert to Catholicism, including well-known individuals, such as Newt Gingrich,[10] Sam Brownback, Lawrence Kudlow, Robert Novak, and Bernard Nathanson.
[11] In November 2002, the Prelature of Opus Dei received a complaint from an adult woman accusing McCloskey of sexual misconduct while he was serving as the director of the Catholic Information Center in Washington, DC.
[12] Restrictions were placed on his pastoral assignments (particular involving women), and Opus Dei paid $977,000 in a settlement reached with the woman in question in 2005.