Roz Doyle (Peri Gilpin)Kind, witty and down-to-earth, Roz Doyle (Peri Gilpin) is the producer of Dr. Frasier Cranes radio show on KACL 780AM in Seattle.She is originally from Bloomer, Wisconsin and has one older sister named Denise. Roz dates frequently and is teased by both Frasier and Niles for being sexually promiscuous. In particular, Niles gives Roz a very hard time about her dating life. She, in turn, mocks Niles for being such an elitist snob.Although they can torment each other, she and Frasier are very good friends and Roz is very loyal to him. She can keep Frasier rooted in reality especially when it comes to how most people view things.She is good friends with Daphne and the two often bond over the peccadillos of the Crane brothers. Roz is also close to Martin, who she refers to as Marty. The two share many common interests including poker.Roz is exceptionally good at her job and is professionally ambitious. She is not overly sensitive and is able to let most things roll off her back. She is unlucky in love but hopes to one day get married. .