Harry just graduated from the Starfleet Academy before he joined the mission on Voyager.

He plays clarinet ("Parturition"). He has a girl friend, Libby, back on Earth. Harry died on stardate 49548 (in year 2372), and he (along with Ensign Wildman's baby) was replaced be an almost identical himself from a duplicated Voyager ("Deadlock").

Kim was injured severely by one of the alien 8472, named by the Borg on stardate 50984 ("Scorpion").