Harry Spingler's 4 syllables (2 + 2) hit the Hollywood sweet spot.
Harry's 2 beats vs. Spingler's 2 create a natural cinematic snap.
Harry Spingler's softer consonants cost it screen presence.
Harry Spingler misses the alliteration hook that makes names stick.
Harry (5 letters) and Spingler (8) have a slight length mismatch, but it reads fine on screen.
Harry Spingler has mostly familiar phonemes with a few tricky patterns.
Harry Spingler has decent vowel richness, but stronger A and O sounds would lift it.