Harriet Wistrich, a lawyer representing one of the victims from Worboys#8217;s criminal trial and another complainant, said she had also been looking into the possibility of judicial review.
#8220;He should not be allowed to set foot in London,#8221; he added.
#8220;Women have been singularly failed throughout this case, from initial investigations all the way through to the parole board decision,#8221; she said.
Mr Gauke would be doing everything he could to make sure Worboys #8220;stays behind bars#8221;, Mr Lewis told One#8217;s Andrew Marr show.
The Parole Board has recommended he should be released and is #8220;confident correct procedures were followed#8221;.
Sarah Green, from the End Violence Against Women Coalition, said the justice secretary#8217;s efforts were #8220;very welcome#8221;.
The government is doing everything possible to make sure rapist John Worboys stays in prison, Conservative party chairman Brandon Lewis has said.