詹姆（威尔·埃斯蒂斯 Will Estes 饰）出生于警察世家，他的父亲弗兰克（汤姆·塞立克 Tom Selleck 饰）是现任纽约市警察局局长。身为家中最小的孩子，詹姆无疑是全家人的希望和骄傲，从哈佛法学院毕业之后，本可能成为一名成功律师的他毅然决定遵从父亲的意愿，穿上警服，成为执法界的一员。 来自上级的一个任务让詹姆陷入了困惑之中，他被安排成为一名卧底警察，参与一桩十分危险的要案。詹姆的卧底身份是如此的隐秘与重要，以至于弗兰克即便身为局长，也对此一无所知，面对这个有可能改变他一生的选择，詹姆该何去何从？他和家人，以及女友西德尼（Dylan Moore 饰）之间的关系又会因此而发生怎样的改变呢。
尼克频道热播剧《胜利之歌》(Victorious)和《爱卡莉》(iCarly)刚刚剧终不久，衍生剧《莎姆与小猫的新生活》(Sam & Cat)就开播了。这部情景喜剧围绕《爱卡莉》中Jennette McCurdy饰演的Sam和《胜利之歌》中Ariana Grande饰演的Cat两个女孩展开，两人在洛杉矶相遇，成为室友，并开始了做保姆赚钱的生意……
Zac is a teenage boy who decides to camp on Mako Island, unaware that three mermaids, Sirena, Nixie and Lyla, who are guardians of the island, are watching him. That night, when the full moon rises, the boy comes into contact with the magic water of the Moon Pool. The following morning, Zac wakes up discovering he has become a merman with a fish-like tail and the ability to control and manipulate water. His new-found merman abilities will cause problems for the mermaids.
The three mermaids, curious about living on land, are transformed into humans while in the moon pool during a full moon, now having the ability to live like humans.
