Clay is curious and concerned when Chief Marshal Fry insists on personally handling the investigation into the activities of a pair of swindlers, one of whom happens to be a beautiful young blonde. Clay learns that the young woman is the daughter of woman who spurned his love more than twenty years ago and the deputy fears that Simon may be allowing his personal feelings to cloud his professional judgment.

Clay tries to help a two-fisted but gullible sergeant recover two thousand dollars of Army funds stolen by a beautiful blonde saloon hostess and her two card sharp confederates.

Simon Fry arrests Jason Harris, the marshall of Hondo, for complicity in some robberies. Harris could clear himself but remains silent to protect his guilty wife, Laurie. Laurie's fallen for a man named Johnny Dustin and together they plan to get rid of Harris. Dustin betrays Laurie, however, and Fry and Clay McCord then see to it that the guilty are caught and punished. Fry then offers the exonerated Harris a job in the new town of Yorba Linda.

Well-to-do Elmer Jackson is murdered and evidence points to his nephew, Phil, who has fled town. Clay McCord suspects Phil's sister, Martha, knows his whereabouts though she denies this. Clay secretly follows Martha out of town but she knocks him out with a rock to the head and rides on to a cabin where she meets her lover, outlaw Tweed Younger. Tweed killed Elmer Jackson but made it look as if Phil had. Phil's now a prisoner in the cabin. Double-crossing Martha shoots Tweed and is about to kill Phil when McCord arrives on the scene.

Fry has his hands full with a jailed outlaw, and the man's mother, who knows nothing about her son's life of crime. Stanhope: James Franciscus. Mrs. Stanhope: Josephine Hutchinson. Fry: Henry Fonda. McCord: Allen Case.

In an isolated shack, a lonely woman harbors a wounded killer on the run. Fry: Henry Fonda. McCord: Allen Case. Sarge: Read Morgan. Hester: Virginia Gregg.

Clay McCord arrests Jack Rivers for assaulting an Indian named Black Wing but Black Wing, distrusting the legal system, refuses to testify against him. Judge Wilkens releases Rivers who is then abducted by Black Wing and taken to an Indian village for some ""Apache justice."" Clay McCord rides out to the village to make sure that ""white man's law"" prevails.

A romantic triangle develops when Fry and McCord are assigned to escort a pretty murder witness to New Orleans. Fry: Henry Fonda. McCord: Allen Case. Lucy: Patrice Wymore. Foreman: Carl Benton Reid.

Sarge befriends a boy who witnessed the murder of his grandfather. Tommy: Dennis Joel. Sarge: Read Morgan. Fry: Henry Fonda. McCord: Allen Case. Boyd: Joseph Bassett. Brewer: Henry Rowland.

Fay Spain as convicted murderess Sally Tornado, who is being escorted to execution by McCord (Allen Case). Fry: Henry Fonda. Jipsom: William Fawcett.

McCord and Sarge suspect three brothers of bank robberies. Fry: Henry Fonda. Martha: Cathy Case. Terry: Minga Mitchell. Suzy: Carmen Phillips. Jay: Jack Ging. Frank: Lew Gallo. Gary: Buzz Martin.

Townsfolk fear that the outlaw McCord brought in has smallpox. Amy: Mary Tyler Moore. Fry: Henry Fonda. McCord: Allen Case. Collins: Tyler McVey. Landy: Addison Richards. Nathan: Robert Osterloh.

A duke challenges McCord to a horse race. Fry: Henry Fonda. Dmitri: Carl Esmond. Sarge: Read Morgan. Farrell: George Wallace. Hawkins: Clancy Cooper. Bartender: Phil Tully.

McCord refuses to be bribed into releasing a cattleman's son. McCurdy: Roy Roberts. Pete: Ed Nelson. Fry: Henry Fonda. Touhy: Duane Cress. Mayor: Ed Prentiss.

Fry has his hands full protecting murder suspects from an Indian attack---and each other. Elston: Ron Harper. Ricker: Frank Maxwell. McCord: Allen Case. Trooper: Pat McCaffrie.

The lawmen try to protect schoolteacher Mary Willis from her husband, a wanted outlaw. Fry: Henry Fonda. McCord: Allen Case. Danton: Harry Lauter. Jenkins: Stevan Darrell. Johnny: Kevin O'Neal. Grisby: Fred Kruger.

Fry tries to find out why bank clerk Herb Caldwell offered no resistance to robbers. Calico Bill: Murvyn Vye. McCord: Allen Case. Sarge: Read Morgan. Madge: Mary Beth Hughes.

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Clint Hammer uses strong-arm tactics to convert his inheritance into cash. Fry: Henry Fonda. McCord: Allen Case. Selene: Carolyn Craig. Lawson: John McLain. Mildred: Mary Munday.

McCord and Sarge fall prey to a crooked sheriff and a power-hungry judge. McCord: Allen Case. Sarge: Read Morgan. Denton: Reed Hadley. Smith: Robert Brubaker. O'Brien: Eugene Iglesias.

Paroled killer Shad Billings returns after five years in prison, hoping to resume cattle ranching with his wife, Meg. While there have been false rumors linking Meg with Marshall Fry, Meg has actually been involved with a mine-guard from Tombstone named Trace Phelan. Fry urges Phelan to clear out but Phelan humiliates the unarmed Billings whom Fry then jails for his own protection. Then, instead of moving on as Fry hopes, Phelan vists the Billings homestead to kidnap Meg who now wants no part of him. Fry follows and guns down Phelan in a shoot-out. Billings and Meg are re-united.

To help financially pressed McCord, Sarge agrees to fight a boxing champion for $500. Sarge: Read Morgan. McCord: Allen Case. Titan: Hal Baylor. Collins: Stafford Repp. Dillon: Paul Gilbert. Dan: Don Heitgert.

Richard Chamberlain as a parolee accused of murdering his fiancee's father. McCord: Allen Case. Annie: Floy Dean Smith. Jenner: Bigelow C. Sayre. Lake: George Chandler. Potter: Tommy Jackson. Sarge: Read Morgan.

Slade Blatner brings in a young outlaw and demands the reward. The outlaw: Blatner's son. Johnny: Billy Gray. Blatner: Ted de Corisa. Fry: Henry Fonda. McCord: Allen Case. Sheriff: Kenneth MacDonald.

Fry searches for the man who killed the main witness against outlaw Josie Styles. Farley Styles: DeForest Kelley. Josie: Phyllis Love. McCord: Allen Case. Wiley: Robert E. Griffin.