philip kirby was jailed for eight years in 2011 for raping gemma redhead .
the 32-year-old raped his former partner and mother of his child at knifepoint and was jailed and banned from contacting her for life .
he was released from prison after three years and phoned ms redhead , who was left terrified and feeling trapped by call from her former partner .
kirby has been returned to prison and will not be released until 2023 .