Question: Which 2011 British-American survival thriller film was shot at an ultra prominent peak located above Smithers?

Context articles: List of European ultra prominent peaks
The Grey (film)
Whitehorn Mountain (British Columbia)
Abercrombie Mountain
Cerro Maltusado
Huangmaojian
Cima Dodici
Hudson Bay Mountain
Bukadaban Feng
Birkkarspitze

This is a list of all the ultra prominent peaks (with topographic prominence greater than 1500 m ) in Europe, that are not already listed in the top part of the List of Alpine peaks by prominence.
 The two lists together cover all the ultra prominent mountains of Europe.
 The column "Col" denotes the highest elevation to which one must descend from a peak in order to reach peaks with higher elevations; note that the elevation of any peak is the sum of its prominence and col.
The Grey is a 2011 British-American survival thriller film co-written, produced and directed by Joe Carnahan and starring Liam Neeson, Frank Grillo and Dermot Mulroney.
 It is based on the short story
Whitehorn Mountain is a 3399 m peak located in eastern British Columbia, Canada near the Alberta border.
 It is one of British Columbia's 102 ultra prominent peaks.
Abercrombie Mountain is a tall peak in the Selkirk Mountains of northeast Washington located within the Colville National Forest.
 At 7310 ft in elevation, it is the highest point in Stevens County, and the second highest peak in eastern Washington.
 Gypsy Peak, within the Salmo-Priest Wilderness is at least 10 ft taller.
 With a prominence of 5168 ft , Abercrombie Mountain is one of the ultra prominent peaks in the United States, and is the 7th most prominent peak in the state of Washington.
Cerro Maltusado (Spanish for "badly cut mane") is the highest peak of La Peineta arête in the Andes of Los Ríos Region, Chile.
 The peak has an arpoximate prominence of about 1425 meters from its base at Riñihue Lake being close to be an ultra prominent peak.
Huangmaojian () is a 1930 m mountain in Longquan County in southwest of Zhejiang province in eastern China.
 The mountain is the highest peak of Zhejiang and part of the Wuyi Mountains that have their bulk in Fujian province.
 Huangmaojian is an ultra prominent peak.
 The mountain is located within the Fengyangshan–Baishanzu National Nature Reserve.
Cima Dodici (Italian for "peak 12", in Cimbrian language "Freyjoch") is a mountain on the border of Vicenza in Veneto and Trentino in Trentino Alto Adige, northern Italy, south of the village of Borgo Valsugana.
 It has an elevation of 2,336 metres.
 and is the highest peak in Vicenza.
 At 1,874 m prominence, it is an ultra prominent peak.
 The key col is near the village of Pergine Valsugana.
Hudson Bay Mountain is an ultra prominent peak located above Smithers, British Columbia, Canada.
 It is the location of the Hudson Bay Mountain Resort (formerly Ski Smithers) ski resort.
 It was also used as a filming location for the movies The Grey and Eight Below.
Bukadaban Feng or Buka Daban Feng (), Syn Qing Feng () or Bokalik Tagh (), is a remote peak on the border between Xinjiang and Qinghai provinces of China.
 It is part of the Kunlun Mountains of East-Central Asia.
 At 6860 m , Bukadaban Feng is the highest point of the Qinghai province and with a prominence of 1922 m , it is also an ultra prominent peak.
The Birkkarspitze (2749 m) is the highest mountain in the Karwendel range, Austria as well as an ultra prominent peak.
 It is located within the Innsbruck-Land District of Tyrol, Austria.