Heather has presented or narrated many TV programmes, several of which she also produced for Pioneer Productions, the company she co-founded in 1988.

Heather subsequently left Pioneer to become freelance again, and has already presented programmes for the BBC and Channel 4.

The programmes Heather has presented include:

• Stephen Hawking: a Profile - BBC 2002
  
• Arthur C. Clarke: Visionary - Discovery Channel Europe 1995
  
• A Close Encounter of the Second Kind - BBC Horizon 1992
  
• The Neptune Encounter - Pioneer Productions for ITV 1989
  
• The Stars - series, Channel 4 1988
  
• The Planets - series, Channel 4 1985