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.

Linda Frye, a young woman determined to win a major golf tournament, is shot and the Angels are called in to find out who is trying to kill her.

After the third victim of a bus strangler is found, the Angels are called in to find the killer. Their investigation centers around a disco.

A U.S. government agent is killed on the slopes of Vail, Colorado, while investigating a rumor that someone will kidnap Carl Hansworth, a special aide to the President. Fearing that the identity of all federal agents has been compromised, the government turns to outside help- the Angels- to provide protection.

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.

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.

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.

In a series of conspicuous accidents aboard a cruise ship to Hawaii, a young couple is murdered. The ship's owner hires the Angels to investigate. The murderer knows the Angels' true identities from the start and sends them death threats.

The Angels head to Mexico in search of a downed plane full of heroin. While trying to find the only survivor of the crash, they end up in the crossfire between two warring heroin dealers.

The Angels investigate a series of rag-doll stranglings, using Kelly's resemblance to the first victim to attract the murderer.

The Angels pose as employees and guests of an exclusive hotel-resort to solve the murder of an investigative reporter.

The Angels enlist in the military to uncover a drug-profiteering scheme run by a cruel drill sergeant and a crooked military physician.

A computer dating service, fronting for prostitutes and their burglar accomplices, starts an underworld war when the thieves steal diamonds belonging to a ruthless crime syndicate. Jill poses as a hooker, while Sabrina and Kelly disguise themselves as veterinarians in order to kidnap the kingpin's prize racehorse.

Kelly assumes the identity of a rich Texas widow so the Angels can nab a medium who hypnotizes people into believing their dead spouses manage their business affairs from beyond the grave.

The Angels con a compulsive gambler out of his money in order to catch him replenishing his funds through burglary.

An international political spokesman for free Poland is abducted and a double is substituted for him at a world conference being held at a resort where the Angels are vacationing.

While investigating an arson at a legitimate business, the Angels discover it is actually a front for a pornographic film studio that blackmails wealthy people into investing.

The Angels roll into Las Vegas disguised as a casino auditor and two aspiring showgirls. With Bosley playing the role of a big-spending gambler, the girls set a trap for a con artist.

The Angels investigate a gigolo who charms wealthy women in a ballroom dancing class and then blackmails them. Jill masquerades as a disco dance instructor, Sabrina as a rich heiress and Kelly as a replacement for the gigolo's usual photographer.

The Angels go undercover on the set of an aging movie star's comeback film to catch thieves who want to steal the actress' valuable artwork.

The Angels try to stop an assassin intent on killing members of the WW II French underground. Sabrina poses as the girlfriend of the next victim.

Sabrina pretends to be a racecar driver when the girls go undercover to investigate a conspiracy surrounding the death of a female racer.

The Angels go behind bars to uncover a scheme at a prison-farm in a corrupt small town where rich women are enslaved for their fortunes and then killed.