Nicholas Hammond and John Karlen (The Lady on Thursday at Ten); Melanie Griffith (The House on Possessed Hill); Kim Cattrall and Linda Dano (Voodoo Doll); Valerie Bertinelli, Stepfanie Kramer and Kim Lankford (Campus Terror); and Ana Alicia (Life on the line). Lloyd Bochner and Dorothy Malone (The House on Possessed Hill); Diana Muldaur (Sole Survivor); Ray Milland and Howard Duff (Voodoo Doll); Vic Damone, Fabian and Troy Donahue (Mystery on the Avalanche Express); Jack Jones (Death Surf); Pernell Roberts and Joseph Cotten (Arson and Old Lace); Kevin Tighe (Last Kiss of Summer) Dana Andrews and Patrick Macnee (Assault on the Tower); John Colicos (Search for Atlantis); June Lockhart and Robert Loggia (Dangerous Waters). 12, "The Mystery of the Ghostwriter's Cruise", is noteworthy as a result of it incorporates a sequence during which a tsunami appears to approach a cruise ship, a deliberate homage to the 1972 catastrophe film, The Poseidon Adventure, through which Martin had additionally starred. She later guest starred in a Nancy Drew episode, "The Mystery of the Fallen Angels". Sidaris said that casting Nancy Drew was harder, as "everybody had a hard and fast image in their heads" of what she was like. Adams wanted Brotman and Sidaris to keep the wholesome, conservative values of the characters; when Brotman and Sideris agreed, she approved of the series, however with full script approval.

The episodes are then storyboarded by artists, who produce 500 to 800 drawings over three weeks while consulting the writer's script. Stevenson, Cassidy and Martin are credited as Starring. Martin, Stevenson, and Cassidy have been all credited in all episodes, despite the program alternating between the characters. Whereas the characters had been typically depicted as teenagers in the unique books and most earlier display adaptations, such as the serialized Hardy Boys stories of the 1950s' Mickey Mouse Club sequence and the Bonita Granville Nancy Drew films of the late nineteen thirties, the Tv series "aged-up" Frank and Nancy, as Stevenson and Martin were each in their mid-20s; solely Cassidy was nonetheless a teen on the time the collection entered production. Adams had inherited the Syndicate from her father, Edward Stratemeyer, Bhagalpur escort service after his death in 1930. Within the late thirties, Warner Bros. At first, the 83-year-old Adams was skeptical. Adams about shopping for the movie rights to the Drew sequence. This time, they cut the Nancy Drew character, and the series, now titled The Hardy Boys, centered solely on the Hardys. The Hardy Boys and Nancy Drew have been both profitable guide publishing franchises owned by the Stratemeyer Syndicate, a publishing group which owned many profitable children's ebook lines.

Actress Jamie Lee Curtis auditioned for the function of Nancy Drew. Rick Springfield also portrayed Ned Nickerson in a single season two episode, but Springfield's function was unrelated to O'Hanlon's. Joe Hardy was engaged in the first episode, but his fiancée was killed in a hit-and-run, investigated by the FBI. For the primary season, the opening credits featured a maze beneath the sequence title. For the third season, the series' theme tune was remixed, and given more of an upbeat disco sound. This backlot road was later used in the Tom Hanks comedy movie The 'Burbs; the music video for Smash Mouth's hit music "All Star"; and as Wisteria Lane in the ABC drama Desperate Housewives, through which the home of the Hardys also served the home of predominant character Susan Mayer. Universal gave the task to Glen A. Larson, who had produced the police drama Get Christie Love! At the top of the haunting theme music, the voice-over announcer (William Conrad) would state who was featured within the episode and the episode title.

For the second season, the title sequence was altered; the maze was changed with clips from the collection and a collage of book covers from the e book collection. Following the ending of the second season, the Nancy Drew character was dropped, and the collection was re-titled The Hardy Boys. Following the departure of Pamela Sue Martin and the following combined response with alternative Janet Louise Johnson, producers once once more rebooted the series. Janet Louise Johnson was also in her late teens when she replaced Martin as Nancy Drew. The series replaced the brief-lived Cos, and aired before Top 10 hits The Six Million Dollar Man and The ABC Sunday Night Movie. The Hardy Boys had previously been adapted for The Mickey Mouse Club in the late 1950s, and a Saturday morning cartoon sequence within the late 1960s, each of which upset Adams once more. Larson later acknowledged the community had "cancellation remorse", while Stevenson mentioned that, years later, an ABC government at the time said his greatest mistake was cancelling The Hardy Boys.