Rebecca Marshall, 28, who stars in Gary Barlow's hit 'Sing' for the Queen's jubilee is a serving Captain with the Adjutant's General Corps.
The former Durham University student teaches English to junior soldiers from overseas.
She has one of the main solo parts on the Diamond Jubilee song.
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The landslip, which caused part of the Carlisle to Newcastle rail line to close, is expected to re-open fully on Monday, February 8.
If you have been affected by an issue related to mental health help is available 24 hours a day.
Family and friends filled St Mary's Church in Ponteland to pay tribute to Sally Allan, who went missing on Boxing Day.