Irish Action Film 'Kung Fu Deadly' Completes Decade-Long Development
Director Fergal Costello and writer Paddy McDonald spent 20 years refining the script for a supernatural comedy that utilized Ireland's first green hydrogen production setup.
By Samir Doyle ·

Fergal Costello has directed a supernatural action comedy titled 'Kung Fu Deadly' that took approximately 20 years to move from initial concept to finished film. The movie follows two exterminators, Danny and Frank, in Dublin as they confront a supernatural threat. The film screened at genre festivals in Austin and Spain, receiving positive audience reactions. A wider distribution plan is scheduled for spring 2027.
The visual style of the film prioritizes high saturation mixed with gritty textures. Costello and cinematographer Shing-Fung Cheung described the aesthetic as primary colors covered in grime. Costello stated that this visual language reflects the internal journey of the character Danny. He explained that the character possesses depth and heroism that requires wiping away self-doubt. Costello noted that current cinema often lacks color, arguing that life bursts through the frame when observed correctly.
Writer Paddy McDonald developed the script alongside Paul Markey over two decades. The project originated from their shared appreciation for martial arts cinema, including Shaw Brothers classics and Jackie Chan blockbusters. McDonald began formally developing the material in 2011 while living in Australia. He returned to Ireland two years ago and rewrote the first page of the script to capture the original Irish voice. McDonald described the process as a long labor of love that bounced through various drafts and life stages before finding its final form.
The filmmakers anchored the disparate genres in the relationship between the two protagonists. Costello argued that grounding the film in the dynamic between Danny and Frank prevents tonal clashes. He said the audience experiences the horror, comedy, and magic through the eyes of these characters as they transition from lovable losers. This relational foundation allows the supernatural elements and comedic beats to coexist without feeling disjointed.
The production team implemented an eco-friendly filming method that distinguished the project from standard industry practices. 'Kung Fu Deadly' became Ireland's first film powered entirely by green hydrogen fuel cells instead of diesel generators. McDonald highlighted the operational advantages of this technology, including remote control capabilities and real-time energy data tracking. He compared the experience to switching from a diesel car to an electric one, noting the silence and cleanliness of the setup.
McDonald reported that the green hydrogen system proved dependable during the shoot. He stated that initial anxiety about the new technology gave way to satisfaction with its performance. The data available to the production team allowed for precise understanding of energy requirements. The seamless operation of the fuel cells contributed to a positive working environment for the cast and crew.
Costello viewed the complexity of blending multiple genres as a professional challenge he welcomed. He described the task of making clashing tones coherent as a fun challenge rather than a source of fear. He expressed a desire to jump at the opportunity to integrate these elements. The final product reflects a commitment to both visual vibrancy and environmental responsibility in filmmaking.





