" He suggests going to see Dr.Waldman, Henry""s former professor and paternalistic mentor in medical school.Victor also reveals that he is a rival lover with affectionate interest in Henry""s future bride:Victor: Perhaps he can tell me more about all this.Dames are simple.I never met one that didn""t understand a slap in the mouth or a slug from a forty-five....Take my advice, kid, and forget all this fancy relationship stuff.The world is fulla dames.All you gotta do is whistle.Allan""s Supportive Married Friends - Dick and Linda:His married friends, hard-driven, workaholic Dick Christie (Tony Roberts) and pretty neurotic model-wife Linda (Diane Keaton) arrived and agreed o help Allan find another woman to share his life.In the Rabinowitz home, Sara is told by her husband: "I have taught him all the hymns and prayers - - he knows them as well as I do.Ellen Ripley (Sigourney Weaver) was brought back in this fourth film set 200 years later in the year 2379.