After a recent viewing of “The World of Henry Orient,” the 1964 cult classic about two teen-age girls obsessed with a famous but second-rate pianist (played by Peter Sellers), I was trying to find out what happened to the two superb young actresses who play Gil and Val— Merrie Spaeth and Tippy Walker. … what happened to Tippy Walker … She was briefly on the TV show “Dr. Kildare” and did a similarly short stint on “Peyton Place,” during its final throes. She played in just two more movies, “Jennifer on my Mind,” an execrable 1971 film written by Eric Segal, of “Love Story” infamy, where she essentially played Val more grownup—a troubled, rich-girl heroin addict who O.D.s at the end. The New Yorker.