Secondary Phase CD cover 2005 CD Cover
Secondary Phase 1996 CD cover 1996 CD Cover
Hitchhiker's Guide to the Galaxy
Secondary Phase
Release Number: 2
Main Characters: Arthur Dent
Ford Prefect
Zaphod Beeblebrox
Other Characters:
Settings: Earth
Ursa Minor Beta
Author: Douglas Adams
Script Editor:
Music: Paddy Kingsland (Radiophonic Sound and Music)
Live Effects: not applicable
Surround Mix: not applicable
ISBN: ISBN 0-563-40183-4 (Cassette)
ISBN 0-563-47789-X (CD)
Previous Story: Primary Phase
Following Story: Tertiary Phase

The Secondary Phase was the second part of the original radio series, first broadcast in 1978.

Story SummaryEdit

See individual fits


Cast and CharactersEdit



  • The story is divided into 'fits' / episodes, as was the Primary Phase.
  • Trillian is not present for any of the Secondary Phase, but does reappear in the Tertiary Phase.

Devices, Ships, People, Places, Races and Species encounteredEdit

Notable variations between Radio/audio and bookEdit

  • Lintilla is entirely absent from any of the books.
  • In the books, Milliways is built on the ruins of Frogstar World B, but in the TV series and radio plays, it's built on the ruins of Magreathea.

External LinksEdit

to be added