Mathnet is a segment on the children's television show Square One Television that follows the adventures of pairs of police mathematicians. It is a pastiche of Dragnet. Premise Mathnet is a pastiche of Dragnet, in which the main characters are mathematicians who use their mathematical skills to solve various crimes and mysteries in the city, usually thefts, burglaries, frauds, and kidnappings. Each segment of the series aired on one episode of Square One, a production of the Children's Television Workshop (CTW) aimed at teaching math skills to young viewers. Five segments made up an episode (one for each weekday), with suspense building at the end of each segment. Characters Kate Monday (Beverly Leech) - A pastiche of Jack Webb's Dragnet character Joe Friday, Kate usually does not show her emotions when on the job and tackles almost every situation with a calm and rational mind. She appears in the first three seasons. George Frankly (Joe Howard) - The partner of Kate Monday (and later Pat Tuesday), George takes his job seriously but is frequently prone to fits of comical mishaps and immature reactions. He appears in all five seasons. He has a wife named Martha whom he often mentions but who is never seen or heard. Pat Tuesday (Toni DiBuono) - George's second partner, appearing in Seasons 4 and 5 to replace Kate. Like Kate, Pat shares the deadpan mannerisms and no-nonsense attitude of Joe Friday. Los Angeles cast Thad Green (James Earl Jones) - The Chief of the Los Angeles Police Department. He briefly appears in Season 4. Debbie Williams (Mary Watson) - Technical analyst at the LAPD division where Kate and George works, she is frequently called upon to process data obtained during Mathnet investigations. New York City cast Joe Greco (Emilio Del Pozo) - Captain of the New York City precinct, he is the man who George, Kate, and later Pat report to when they move to New York City starting in Season 3. Benny Pill (Bari K. Willerford) - An undercover NYPD officer, he is Mathnet's semi-regular backup support. Guest stars A number of well-known actors and actresses made guest appearances on this show. Among them were: Bob Arbogast Julie Bennett Betty Buckley Maddie Corman Paul Dooley Jonathan Freeman Andre Gower Tammy Grimes Estelle Harris Billie Hayes John Michael Higgins Russell Johnson Henry Jones James Karen Wayne Knight Al Lewis Geoffrey Lewis Kenneth Mars Kevin McCarthy