Due to Double Standards concerning age and perceived attractiveness, adult male characters are usually played by actors of about the character's age, but female characters of middle age and older are often played by actresses noticeably younger than the character should be. This becomes jarring when a character's mother, or a woman otherwise stated to be of of an older generation, is played by someone only slightly older -- or, in some cases, younger -- than him. Examples of Playing Gertrude include: