incestuousmod - his twin sons, aged around 37 (can go up to 40/down to 35) for specific lines.
Also his brother's wife who Perry is in a poly three-way with, pb suggestions include Helen Mirren, Susan Sarandon, Judi Dench, Maggie Smith, Meryl Streep, Jane Seymour, Goldie Hawn, Christine Baranski or Jessica Lange and open to others of an appropriate age.