The Simpsons Spin-Off Showcase unoriginal, poor television writing and references and parodies many television series. When Troy McClure mentions that Fox can only fill up three slots for the next season, the three series are "Melrose Place", "The X-Files" and "The Simpsons" itself. In the museum of television, Troy walks by posters of spin-offs, such as "The Ropers" (spun off from "Three's Company"), "Laverne & Shirley" (spun off from "Happy Days"), "Rhoda", a show that Julie Kavner, the voice of Marge, once starred in, (spun off from "The Mary Tyler Moore Show") and "Fish" (spun off from "Barney Miller"), to demonstrate the power of
Raven (1977 TV series) Patsy Rowlands, James Kerry, Shirley Cheriton and Tenniel Evans. An episode of this series is available to view at the National Media Museum in Bradford, UK. The whole series of six parts was long been believed to be incomplete in the archives, until Network DVD, an independent DVD publishing company that specialises in classic British television, unearthed the original 2" VT tapes. Network released the series on DVD in 2010. Raven (1977 TV series) Raven is a British television series made for ITV by ATV in 1977. The series starred Phil Daniels in the title role as a former borstal