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 (Seek for Atlantis); June Lockhart and Robert Loggia (Dangerous Waters). 12, "The Mystery of the Ghostwriter's Cruise", is noteworthy as a result of it contains a sequence during which a tsunami appears to approach a cruise ship, a deliberate homage to the 1972 disaster movie, The Poseidon Adventure, by which Martin had additionally starred. She later visitor starred in a Nancy Drew episode, "The Mystery of the Fallen Angels". Sidaris said that casting Nancy Drew was tougher, as "everyone had a fixed image in their heads" of what she was like. Adams wished Brotman and Sidaris to keep the wholesome, escort service rajouri garden conservative values of the characters; when Brotman and Sideris agreed, she authorized of the collection, however with full script approval.

The episodes are then storyboarded by artists, who produce 500 to 800 drawings over three weeks while consulting the author's script. Stevenson, Cassidy and Martin are credited as Starring. Martin, Stevenson, and Cassidy were all credited in all episodes, regardless of the program alternating between the characters. Whereas the characters were generally depicted as teenagers in the unique books and most previous display screen adaptations, such as the serialized Hardy Boys tales of the 1950s' Mickey Mouse Club series and the Bonita Granville Nancy Drew movies of the late 1930s, the Tv sequence "aged-up" Frank and Nancy, as Stevenson and Martin were both of their mid-20s; solely Cassidy was still a teen on the time the collection entered production. Adams had inherited the Syndicate from her father, Edward Stratemeyer, after his loss of life in 1930. In the late 1930s, Warner Bros. At first, the 83-year-previous Adams was skeptical. Adams about shopping for the movie rights to the Drew sequence. This time, they reduce the Nancy Drew character, and the sequence, now titled The Hardy Boys, centered solely on the Hardys. The Hardy Boys and Nancy Drew had been each successful guide publishing franchises owned by the Stratemeyer Syndicate, a publishing group which owned many successful kids's book traces.

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

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