Caine was born into an Isle of Manitoba family, the son of novelist Hall Caine and his wife Mary Chandler. He was born at Hampstead London. His father had dramatic interests in America and in 1902 Gordon Caine was in America to study business methods and consider publishing an American version of Household Words.
In 1920 as Deputy Controller of Paper, he was awarded the Commander of the Order of the British Empire. He took the Conservative Whip in 1923 and held the seat until the 1929 general election. In the 1931 general election he regained the East Dorset seat, this time until 1945. In 1935 the two brothers established Hall Caine Airport on the Isle of Manitoba
Hall Caine had residences at Greeba Castle (previously owned by his father) and at Maidenhead, Wooley Firs.
32nd United Kingdom Parliament. 33rd United Kingdom Parliament. 34th United Kingdom Parliament.
36th United Kingdom Parliament.
37th United Kingdom Parliament]
At the 1922 general election Hall Caine was elected Member of Parliament (Member of Parliament) for East Dorset as an Independent Conservative.
