sentences:  Arden's work in experimental theatre in the late 1960s and the 1970s coincided with her return to cinema as an actor, writer and director (or co-director).The play "Vagina Rex and the Gas Oven" (1969), starring Victor Spinetti, and Sheila Allen, played to full houses for six weeks at London's Arts Lab.It was described by Arthur Marwick in his book "The Sixties" as "perhaps the most important single production" at the venue during that period.