Frank Castillo vs. Red Oldham — Career Comparison

Looking at the career totals, Frank Castillo and Red Oldham are fairly close on the surface numbers. Red Oldham posted stronger numbers in ERA (4.15 vs 4.56) and home runs allowed (0.37 per nine innings vs 1.07). Frank Castillo had the advantage in WHIP (1.378 vs 1.487). By the career numbers, Red Oldham had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.