Frank Castillo vs. Joe Gilbert — Career Comparison

Frank Castillo built a career as a starting pitcher and Joe Gilbert as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Frank Castillo posted stronger surface numbers — ERA 4.56 and WHIP 1.378 compared to 6.82 and 1.806 for Joe Gilbert. By the career numbers, Frank Castillo had the better of this cross-role comparison — though era context would sharpen the verdict.