1. Media Space

  2. Press Kit

Losing Blue

Perdre le bleu
Leanne Allison
2023 | 15min 34s
Original English version

Awards and Festivals

  • Best Canadian Short Film WinnerPlanet in Focus International Environmental Film Festival (2023)

  • Official SelectionCalgary International Film Festival (2023)

  • Official SelectionBanff Centre Mountain Film and Book Festival (2023)

  • Official Selection (2024)Wild and Scenic Film Festival (2024)

  • Official Selection (2024)International Wildlife Film Festival

One and Two Liners

Science Backgrounder

Science Backgrounder - Text only


Promotional Clip


Drone shot by Alex Taylor - Glacier melt and rock flour.

Drone shot Alex Taylor - Glacier crevasses

Drone shot Alex Taylor - Glacier creek delta bringing rock flour into a glacier lake

Drone shot Alex Taylor - Weather instruments on a palliative (dying) glacier in the Rockies

Photo Patrick McLaughlin - Man looking out at glacial lake

Drone shot Alex Taylor - Sky reflecting in glacial lake


Leanne Allison

Photo : Rachel Boekel

David Christensen
Executive Producer

Photo : Courtesy


Directed by

Leanne Allison


Written by

J.B. MacKinnon


Produced by

David Christensen


Director of Photography

Patrick McLaughlin


Drone Operator

Alex Taylor


Picture Editor

Oana Suteu Khintirian


VFX Supervisor

Ken Bitz


VFX Coordinator

Susan de St.Jorre


Visual Effects and Animation

Solid Green Inc.


Additional Cinematography

Leanne Allison


Camera Operator

Zac Mills


Sound Recordist

Dmitri Bandet


Original music by

Alec Harrison



Denis Dufresne, Violin and Viola Morag Northey, Cello Stephanie King, vocals



Leanne Allison


Sound Design and Mix

John Iaquinta, Alec Harrison


Voice-Over Recording

James Allinson


Audio Post Supervisor

Dan McManus


Original Music and Sound Post

Six Degrees Music + Sound


Online Editor & Colourist

Darren Bierman


Assistant Colourist

Bryan Duddridge, Tribal Imaging Inc.


Production Assistant

Caroline Hedin



Owen Short



Tony Clevenger


Science Advisors

Dr. Janet Fischer, Dr. MarkOlson

Supported by

Franklin & Marshall College, National Science Foundation


Production Supervisor

April Dunsmore, Esther Viragh


Studio Operations Manager

Devon Supeene, Darin Clausen


Production Coordinator

Janet Kwan, Jessica Smith, Everett Sokol


Studio Administrator

Bree Beach, Devon Supeene


Technical Coordinator

Lyne Lapointe


Legal Counsel

Peter Kallianiotis


Marketing Manager

Carly Kastner, Kelly Fox


Marketing Coordinator

Harmonie Hemming



Katja De Bock


Executive Producer

David Christensen


  • About the NFB

    Founded in 1939, the National Film Board of Canada (NFB) is a one-of-a-kind producer, co-producer and distributor of distinctive, engaging, relevant and innovative documentary and animated films. As a talent incubator, it is one of the world’s leading creative centres. The NFB has enabled Canadians to tell and hear each other’s stories for over eight decades, and its films are a reliable and accessible educational resource. The NFB is also recognized around the world for its expertise in preservation and conservation, and for its rich and vibrant collection of works, which form a pillar of Canada’s cultural heritage. To date, the NFB has produced more than 14,000 works, 6,500 of which can be streamed free of charge at nfb.ca. The NFB and its productions and co-productions have earned over 7,000 awards, including 11 Oscars and an Honorary Academy Award for overall excellence in cinema.

Media Relations