DEEP ATLANTIC has continues its run of film festival success. This time it won 1st place at the 23rd International Underwater Film Festival Belgrade in a hugely competitive filed of…

Stories from the Deep receives a rapturous response

Ken O’Sullivan’s new book Stories from the Deep has been launched and is receiving a wonderful response from media reviewers and readers alike. “A beautifully written book; nostalgic, informative, exciting…

Ireland’s DEEP ATLANTIC selected for another international film festival

Ireland’s DEEP ATLANTIC has been selected for another international film festival, this time the International Film Festival in the beautiful Cabo Verde islands, a place where I’ve spent much time...

The Silver Branch tour – Full houses and high praise from media reviewers.

After playing to audiences all over the world, The Silver Branch has come home to Ireland and begun a nationwide tour. We’ve received some high praise from media reviewers in…

The Silver Branch – Irish tour 2018 (New dates added)

We are delighted and excited to announce our award winning Feature documentary The Silver Branch will go on tour around Ireland, starting with the Town Hall Theatre Galway on Oct…

The Silver Branch wins at HotDocs!

The Silver Branch has won the International Spectrum Audience Award at Toronto’s HotDocs, North America’s largest documentary film festival. Here’s what HotDocs had to say: “Gorgeous and profound, The Silver…

DEEP ATLANTIC receives rapturous response after four year’s work.

After four years’ work ‘Ireland’s DEEEP ATLANTIC’ was broadcast to what we can only describe as a rapturous response from Irish viewers … we are genuinely taken aback by the…

The Silver Branch nominated for Irish Film & TV Academy Awards – Best Feature Documentary

The Silver Branch, Katrina Costello’s first feature documentary has been nominated for the Best Feature Documentary at the Irish Film & TV Academy 2018 awards. The Silver Branch is a…

The Silver Branch trailer

Trailer for our creative feature-length documentary The Silver Branch. Renowned American poet David Whyte has described The Silver Branch as: “a remarkable film, the film makers have captured not only…

Wonderful critical reviews of The Silver Branch

Just delighted to see some wonderful reviews of documentary The Silver Branch. Donald Clarke, perhaps Ireland’s foremost film critic, writing in The Irish Times described the film as, “Breathtakingly lovely…

The Silver Branch premieres at the Galway Film Fleadh

Katrina Costello’s creative, feature-length documentary will premiere Friday July 14th at the Galway Film Fleadh. The film sold out in a few days, but we hope to have more Irish…

Seafest Videos

Some video pieces we’ve done for Seafest, promoting and celebrating our amazing seas around Ireland. Seafest is on in Galway June 30th to July 2nd. I hope you enjoy these!…

Sunrise swim at Fastnet rock lighthouse

Fastnet Rock, 20Km southwest Baltimore, Cork of was known as Ireland’s teardrop because for millions of immigrants, it was the last piece of Ireland they saw as they sailed to…

On the Water – Some of my favourite drama / commercial shoots

Some of my favourite scenes from shoots I’ve done in the last year or so for TV commercials and drama, but also just with friends in the water.. Thanks to…

Searching for the Holy Grail .. Blue whale

Of all the animals I’ve tried to document in my time, blue whales have been the most difficult, most threatened, most iconic, and probably the most important. Though the largest…

Waiting for weather and an amazing winter… so far

We waited all summer for calm sea conditions that never came. September was worse. But in October and November, the Gods of the sea smiled and amazing animals showed up…

Dead dolphins continue to wash up in Ireland

My good friends at the Irish Whale & Dolphin Group are again reporting very unusual activity of dead whales and dolphins washing up on Ireland’s shore. Since 2012, there has…

Shooting Olympic diver – Oliver Dingley

I recently had the pleasure of shooting Oliver Dingley for a commercial, he will be shortly be Ireland’s first Olympic diver since 1948. Ollie’s an incredible athlete and a really…

National Geographic showcase my short film REFLECTIONS of an underwater cameraman.

I’m delighted and flattered that National Geographic have decided to showcase my short film REFLECTIONS of an underwater cameraman, hopefully more people will get to see the wonder and magic…

ATLANTIC – Shooting Underwater with Richie O’Donnell

I heard the great American folk singer Joan Baez say that documentary film makers are today’s ‘protest singers’. Richie O’Donnell is a film maker who I think Joan Baez, Woody…

Trying to save sharks and rays in Ireland

Tralee Bay, Co. Kerry is a special place. Though I spent the summers of my youth there ‘lost in the sea’, I never knew that stingrays, undulate rays and angel…

Banna Strand 1916

Banna Strand in Kerry is one of the most beautiful places I’ve been, all the more so for me, as my ancestral home on my father’s side has looked out…

REFLECTIONS – Official selection for more festivals

So happy to hear from the good people at the San Francisco International Ocean Film Festival http://oceanfilmfest.org/ and the Sheffield Adventure Film Festival http://www.shaff.co.uk/, both have selected ‘REFLECTIONS – Of…

Spring Magic – short surf film

Something magical happens when we turn a corner into spring, the sea becomes a pale turquoise as tiny creatures make their calcium shells and all the new waves of life…

REFLECTIONS – Official selection for the Lookout Wild Film Festival, Tennessee.

Wonderful news, I’m just delighted and flattered that ‘REFLECTIONS, of an underwater cameraman’ has made the official selection for the Lookout Wild Film Festival, at Chattanooga, Tennessee, so far from…

IRELAND’S OCEAN – Official selection Wildlife Conservation Film Festival NYC

We’re having a good run with film festivals at the moment , IRELAND’S OCEAN has made the Official Selection for New York City’s, 2016 Wildlife Conservation Film Festival #WCFF I…

Waimea Ocean Film Festival – Official Selection

We’re thrilled to hear that two of our films, REFLECTIONS and LIFE IN THE SHALLOWS from Ireland’s Ocean have both made the official selection for the Waimea Ocean Film Festival…

IRELAND’S OCEAN nominated for IFTA

We’re delighted to learn that IRELAND’S OCEAN has been nominated for an Irish Film & TV Academy award @IFTA for the Best TV Sound. Truly amazing work from Keith Alexander…

New EIR commercial

The most fun I’ve had for ages, shooting the new EIR commercial with the wonderful Louise and friends from Dingle Dive centre and the crew at Red Rage Films, Paul…

Shooting Dannon TV Commercial

Wow what a beautiful film by Josh Soskin for Dannon, so happy to have been the water camerman on this shoot with the wonderful surf folk Sasha and Francesco.

Short film – ‘Reflections of an underwater cameraman’

I’ve been thinking about this for quite a while and finally cut it together, it’s a kind of essay about my work and life documenting the marine world in the…

Ken O’Sullivan – Cameraman on BBC NHU ATLANTIC Series

Very proud to have been asked to shoot for BBC Natural History Unit on their ATLANTIC series. I managed to document some pretty wild storms on the Clare and Donegal…

RTÉ to re-show ‘Ireland’s Ocean’ – December 2014

December 2014 Ireland’s Ocean is being broadcast again on RTÉ One on Fridays at 19:30 until December 19th. We hope you enjoy the series, here is a teaser, https://vimeo.com/100692172  

Ireland’s Ocean accepted into ‘Sky Road Film festival’

August 2014 Ireland’s Ocean has been accepted into the ‘Best Documentary Series’ category and is being screened at the inaugral SKY ROAD Film Festival in Clifden, Connemara, Ireland. Screening is…

‘Ireland’s Ocean’ begins on RTÉ One – Sunday June 22nd @ 6.30pm.

Described as ‘Stunning .. spell-binding .. and dreamlike‘ by the Irish Examiner newspaper, Ireland’s Ocean is a four part Ocean Wildlife series documenting for the first time the tens of…