I found the following on ancestry.ca.

Charles Enos Christian's death record shows he was born in Isle of Man on 14 April 1909. He lived at 210 Glebeholme Blvd., Toronto, Ontario. He was a clerk. Killed in action August 19, 1942. Father's name was Enos Christian. Mother's name not given.

The 1911 Census for Newmarket, York County, Ontario shows:
Enos Christian; born Jan. 1880 in IoM; immigration 1909; occupation - carpenter.
Susan Christian; born Oct. 1880 in IoM; immigration 1908
Charles Enos born April 1909 in IoM; immigration 1908 (???)
Wm. Ed. Christian; age 7 months, born Ontario.

Enos Christian's attestation papers (front and back) can be found on
http://www.collectionscanada.ca/archivianet/cef/001042-100.01-e.html

If you'd like more details, please email me at: jcthacyk@sasktel.net