Bill Murray's 3 syllables (1 + 2) hit the Hollywood sweet spot.
Bill's 1 beat vs. Murray's 2 create a natural cinematic snap.
Bill Murray's softer consonants cost it screen presence.
Bill Murray misses the alliteration hook that makes names stick.
Bill (4 letters) and Murray (6) are balanced in length — clean on any poster or marquee.
Bill Murray's uncommon phonemes make it harder for audiences to latch on.
Bill Murray has decent vowel richness, but stronger A and O sounds would lift it.