In response to the recent comments Professor Sanchia Aranda(CEO Cancer Council Australia) made  in "Body and Soul" the Telegraph weekend edition

” Aranda says, adding that there’s no evidence that cannabis or cannabinoids have a curative effect on cancers, as has been previously claimed. 

Munro agrees, saying the last thing we want to do is go down the same path as the US, where self-diagnostics and self-treatment for even the most minor of ailments have become commonplace."

We offer you this pdf regarding cannabinoids and cancer, sent to me by Dennis Hill, a biochemist who also worked for 10 years as a researcher at MD Anderson Cancer Center and later cured himself of stage 3 prostate cancer using cannabis oil, over 5 years ago.

I'd also like to draw your attention to the following interview with Professor Cristina Sanchez ( a researcher for GW Pharmaceuticals) , the company the NSW government is commissioning for the trial of Epidiolex.
In the interview  Dr Sanchez states "we kill cancer cells all the time" in pre clinical tests, with both CBD (cannabidiol) and THC (delta-9-tetrahydrocannabinol)
The method these cannabinoids kill cancer cells is explained in this pdf regarding cannabinoids and cancer