TV series
Betrayal is the only truth that sticks.
A captivating drama set in Maralinga, South Australia, at the height of the Cold War. At a remote army base carrying out British nuclear testing, paranoia runs rife and nuclear bombs are not the only things being tested, as loyalty, love, and betrayal are pitted against each other.
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Operation Buffalo premiered May 31, 2020. We don't have a confirmed streaming, rental or purchase option yet.
A captivating drama set in Maralinga, South Australia, at the height of the Cold War. At a remote army base carrying out British nuclear testing, paranoia runs rife and nuclear bombs are not the only things being tested, as loyalty, love, and betrayal are pitted against each other.
Cast, crew and production details
Ewen LeslieMajor Leo Carmichael
Jessica De GouwEva Lloyd-George
James CromwellCranky
Tony MartinRichard Wilcox MP
Shaka CookSam
Alan DukesPhilip Lachlan MP
Sam ParsonsonHilly
Alexander BertrandMurphy
ABC TVAustralia
Porchlight FilmsAustraliaWatch options above are for the show and may vary by season or episode.
Episode 1
In 1956, highly decorated military engineer Major Leo Carmichael is tasked with supervising construction of the British atomic test towers at Maralinga, in the South Australian desert.
Directed by Peter DuncanWritten by Peter DuncanGuest stars Bojana Novaković, Harry Greenwood, Lucy Honigman, Kevin MacIsaac, Philip Quast, Dean Gould, Christina Sankari, Merrick Watts
Where to watch Operation Buffalo
Episode 2
The arrival of a new woman at the camp has Leo immediately suspicious, as Cranky questions his purpose following an encounter with an Aboriginal family.
Directed by Peter DuncanWritten by Peter Duncan
Where to watch Operation Buffalo
Episode 3
In Adelaide, Leo sidesteps ASIO and receives an offer from Attorney General Wilcox that he cannot refuse. Back at Maralinga, Eva questions Quentin about his weather reports.
Directed by Peter DuncanWritten by Peter Duncan
Where to watch Operation Buffalo
Episode 4
When Leo arrives back at Maralinga with Wilcox and members of the press, he must keep them away from the unexpected visitors hiding in the camp's kitchen.
Directed by Peter DuncanWritten by Peter Duncan
Where to watch Operation Buffalo
Episode 5
When Carmen's friends, Molly, Lydia and Yvonne, are attacked by an ASIO operative, they show up at Maralinga hospital and confront Leo about the incident and question how it is that ASIO knew where to find them.
Directed by Peter DuncanWritten by Peter Duncan
Where to watch Operation Buffalo
Episode 6
Leo and Corinne decide who to trust, while Eva struggles with her abductor and Cranky tells Dalgleish that he wants to stay in the desert.
Directed by Peter DuncanWritten by Peter Duncan
Where to watch Operation BuffaloEpisode information updated Jul 22, 2026
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