Byzantium

The presence of Gemma Arterton and Saoirse Ronan in prominent roles, coupled with a plot centring on the 'two mysterious women' and their 'secret,' strongly indicates a film with significant female focus. Their characters are central to the unfolding mystery and the narrative's progression, suggesting a story driven by their actions, motivations, and the challenges they face.

The film appears to delve into themes of secrecy, survival, and the burden of ancient knowledge or curses. The 'secret shared by the two mysterious women' suggests a narrative focused on the consequences of hidden truths and the desperate measures taken to maintain them. The 'deadly consequences' hint at a story exploring mortality, lineage, and the often-perilous inheritance of past actions.

Information regarding specific streaming availability or broadcast schedules for 'Byzantium' in Australia is not provided in the context. However, films of this nature often become available on various digital rental or purchase platforms, and sometimes find a place on Australian streaming services. It is advisable to check local streaming guides or digital movie libraries for current viewing options.

Given the premise of mysterious women with a deadly secret seeking refuge, one can anticipate a tone that is likely atmospheric, suspenseful, and perhaps tinged with gothic or dark fantasy elements. The coastal town setting may lend itself to a sense of isolation and foreboding, amplifying the tension as the inhabitants learn more about the women's hidden past and the peril they represent.

While the plot summary doesn't explicitly detail supernatural elements, the mention of a 'secret' with 'deadly consequences' shared by mysterious women suggests a departure from the mundane. The nature of their refuge and the implications for the town's residents hint at forces beyond ordinary explanation. Viewers can anticipate a story that likely explores darker, perhaps otherworldly, themes rather than a straightforward drama.

The film boasts a compelling cast, led by Gemma Arterton and Saoirse Ronan, who portray the two mysterious women at the heart of the story. Alongside them, Sam Riley and Jonny Lee Miller play key roles, adding further depth and intrigue to the unfolding narrative. Caleb Landry Jones also features in the ensemble, contributing to the film's atmospheric and tense portrayal of secrets and survival.

The Byzantium boarding house becomes the focal point of a dangerous secret when two enigmatic women seek refuge within its walls. The residents of the coastal town soon discover that these newcomers harbour a hidden truth, one that carries lethal consequences for anyone who stumbles upon it. The film delves into the nature of this shared secret and the lengths to which these women will go to protect it, weaving a narrative of survival and ancient pacts.