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Helicon Prime was the second story of the second series of The Companion Chronicles, produced by Big Finish Productions. It was written by Jake Elliott, narrated by Frazer Hines and featured the Second Doctor and Jamie McCrimmon.

Publisher's summary[]

It's been a long time since Jamie McCrimmon remembered anything about his travels with the Doctor, but his visit to Helicon Prime just won't stay hidden... but why remember their murder investigation now?


to be added



  • After being struck by lightning while walking on the Moors, Jamie recovers some of his memories of travelling with the Doctor in the TARDIS, specifically their visit to Helicon Prime.
  • Mindy Voir is a well known singer. She is the only human with a ten octave range.
  • Her father was a pioneer of sonic sculpting.
  • Helicon Prime is "a long way" from Jamie's side of the universe. It has a honeycomb design with sympathetic gravity. It was located in the Parnassus Cluster but was moved to the Golden Section.
  • While on Helicon Prime, the Doctor plays his recorder, reads four books and teaches Jamie how to play table tennis.
  • Jamie wins a yo-yo in an arcade game.
  • Petriforms look like glass but are actually crystal.
  • Fennis was one of the frontier colonies.
  • Volatile light is an unsafe wavelength and is poisonous to petriforms.
  • A discretionary seal is placed on the bodies of murder victims to prevent contaminating evidence.
  • The murderers are involved in a tontine.


  • This marks the first time that Frazer Hines reprised his role as Jamie McCrimmon for Big Finish Productions. Prior to this, he had been the only surviving Second Doctor companion to have never appeared in a Big Finish audio drama.
  • This story was recorded at The Moat Studios.
  • This story was told from Jamie's perspective.


External links[]