Not:
Cassandra Peterson
Carl Perkins
Carlo Ponti
Christopher Plummer
Chazz Palminteri
Yes to Cole Porter. One of Raggedy's guesses in my previous round (George Gershwin) made me think of him, so it's only appropriate that Raggedy got it!

Richard Rodgers is correct, Bree.
James Arness
Jane Austin
John Adams
Jennifer Aniston
Not:
James Arness
Jane Austin
John Adams
Jennifer Aniston
Jean Auel
Jane Alexander (thanks margo)
Jeffrey Archer
Not:
James Arness
Jane Austin
John Adams
Jennifer Aniston
John Alexander (neither the Oz tennis player nor the American (I think) opera singer of the same name)
Not:
Jean Auel
Jane Alexander
Jeffrey Archer
Female, alive
18 questions to go