Raven Shaddock and his gang of merciless biker friends kidnap rock singer Ellen Aim. Ellen's former lover, soldier-for-hire Tom Cody, happens to be passing through town on a visit. In an attempt to save his star act, Ellen's manager hires Tom to rescue her. Along with a former soldier, they battle through dangerous cityscapes, determined to get Ellen back.

Michael Long, an undercover police officer, is shot while investigating a case and left for dead by his assailants. He is rescued by Wilton Knight, a wealthy, dying millionaire and inventor who arranges life-saving surgery, including a new face and a new identity--that of Michael Knight. Michael is then given a special computerized and indestructible car called the Knight Industries Two Thousand (nicknamed KITT), and a mission: apprehend criminals who are beyond the reach of the law. The series depicts Michael's exploits as he and KITT battle the forces of evil on behalf of the Foundation for Law and Government.

Sergeant Thomas Jefferson Hooker is a tough-as-nails veteran police officer with the LCPD who turns his back on a gold badge and goes back to patrolling the streets and training recuits. Along with his young partners in blue, Hooker take on Lake City's toughest criminals.

The Waltons live their life in a rural Virginia community during the Great Depression and World War II.