Sabrina and Kelly voice their displeasure at Charlie's hiring of a new Angel, after Jill leaves the team to become a professional race car driver. Sabrina warns Charlie that maybe they won't like her but maybe they will. Seconds later, Kris Monroe bursts through the office doors of the Townsend Agency, having been plucked from the Police academy in San Francisco by Charlie. All of the Angels' concerns dissolve at first sight of Jill's younger sister, who is welcomed to the fold.

Running from an unknown assassin, the Angels hide out in Charlie's mansion only to discover that they've led the killer to his real target, Charlie.

Jill becomes a candidate for the centerfold of Feline Magazine, hoping to tempt the murderer of two models.

When a congressional witness is found dead, the Angels investigate a plastic surgeon's association with a racketeer whom they learn wants surgery to change his identity.

Kris invites Bosley and the Angels to vacation in a small Arizona town where her aunt is Mayor and her uncle is Sheriff. Upon arrival they discover their headlights smashed, no rooms available and a suspicious lack of women in town.

Hollister is attracted to Kris, and the feeling becomes uncomfortably mutual, especially after Kris learns that all the money from his crime will be used to smuggle distressed people out of Vietnam. As the result of the Angels' intervention, the thieves are able to work out a deal with the insurance companies that satisfies all parties.

The Angels investigate the mysterious disappearance of Sylvia and Sally, two participants in a promotional running race. Kris and Kelly enter the race and must literally chase their suspects.

Kelly is set to be maid of honor at the wedding of her best friend, Sharon. They discover that there have been several near misses on the groom's life and the Angels are called in to investigate.

The Angels are retained by an opera star to protect a diamond from a jewel thief. However, Jill has become romantically involved with the thief who invites her to participate in the heist.

When two girls from Tiffany's sorority disappear, the Angels find themselves back in college trying to unravel a suspected white slavery ring.

After a number of attempts on the Angels' lives, Charlie hires Antonia Blake to protect them. Toni's boys are expert detectives but the Angels resist their orders to stay undercover and not venture out of Toni's mansion.

The Angels travel to a Reno air show to track down stunt pilot Bill Freeman who may be the long lost son of Jonathan Stambler and heir to his substantial fortune.

Looking for a thrill, poor little rich girl Samantha Courtney breaks into a greenhouse and stumbles upon a murder. Since Charlie is an old friend of the girl's aunt, the Angels are put on the case.

The Angels are called in to find the murderer of a gambler killed while investigating the suspicious antics of a dull racehorse.

During a check of the guests at Hansworth's hotel, the Angels encounter Vincenti Donatelli and his son, Paolo, both members of an Italian Radical group called the Patriots for a Free Society. Their suspicions of the group are confirmed when Sabrina is kidnapped, and offered an exchange for the voluntary surrender of Hansworth.

Five million dollars worth of gold and bronze artwork is stolen in spectacular fashion from the Los Angeles Harbor. The insurance company that covered the artwork sends an agent to brief the Angels, and Charlie sends them on a Carribean cruise to intercept the dashing thief, Paul Hollister, and his accomplice, Wes Anderson. With Sabrina now married and retired from detective work, Kelly and Kris are joined by a new recruit, Tiffany Welles. Bosley stays in LA to trail Eleanor Case, the fence for the merchandise.

Kelly, who was orphaned as an infant, receives a visit from attorney Bill Cord, who is convinced that she's Margaret Barrows, the daughter of multi-millionaire hotelier Oliver Barrows. Kelly flies to San Diego to meet the man who may be her father, and begins a romance with the handsome attorney. After a joyful reunion, Barrows dies of an apparent heart attack two days later.

Jody Mills, a would-be model reduced to woking in a seedy amateur photography studio, is found murdered in an alley behind the studio. Her father hires the Angels, who begin an investigation of Jody's roommate, Julie Rogers. Kris learns that Jody may have bought drugs from Julie on the night of her death. A computer check reveals that Ms. Rogers also has a police record.

A young woman is murdered after she identifies a killer on a luxury liner. The Angels are called in to uncover a ring that helps criminals escape the country by cruise ship.

The Angels are called in to help the all-female Venus trucking company where $1 million in pharmaceuticals has been hijacked. Kris and Tiffany drive a big rig following the route of the hijacked truck.

Frank Desmond, a heroin addict Kelly helped send to prison, gets out of jail. He proceeds with help from a friend to take revenge.

After showgirl Mary Phillips becomes the second employee of the Tropicana Hotel and Casino to perish in a deadly auto accident, Tropicana owner Frank Howell hires the Angels to establish a motive for the killings. Kelly joins the hotel's show as a dancer, while Kris is hired as the new backup singer for lounge star Marty Cole.

Bosley and the Angels are sent to transfer Charlie's 100-foot yacht to Miami, only to find it stolen and mysteriously returned. They find blood on the deck and gold hidden on board.

A dance marathon with $5,000 in prize money attracts Joe and Sally Fairgate to compete, but when Sally disappears, Joe enlists the Angels' help in finding her.

Jill is taken hostage when she accidentally stumbles into a gas station robbery. Convict Sam Mason and his sons, Clint and Harley, escape into the desolate desert hills, keeping Jill captive.