Actor Craig McLachlan has launched legal proceedings against Fairfax Media, the ABC and actor Christie Whelan Browne, following the media organisations’ joint investigation into allegations of indecent assault and sexual harassment against McLachlan.

Victoria Police is investigating allegations of sexual misconduct by McLachlan while he was performing in the 2014 tour of the Rocky Horror Show, following an investigation by Fairfax Media and the ABC. Three women who worked on the production, Christie Whelan Browne, Erika Heynatz and Angela Scundi, came forward in January with detailed allegations of abuse on and off stage. Two of the women have made reports to the police and the Gordon Frost Organisation, who produced the tour, has since come under fire for its handling of the allegations.

McLachlan, 52, has denied the allegations, describing them as “baseless” and has now engaged barrister Stuart Littlemore QC, lodging a Statement of Claim in the NSW Supreme Court, naming the ABC and Fairfax, but also targeting Whelan Browne.

Whelan Browne accused McLachlan of touching her without her consent while McLachlan was concealed from the audience in a bed on stage. “This one night when he turned me around, he pulled my undies up so my bum cheek was...