She played the Infanta of Spain in The Sea Hawk (1924) of Frank Lloyd, and portrayed "Señorita González" in Rose of the Golden West, with Mary Astor.

Her final roles were "Suzie" in Sam Wood's Madam X (1937), and uncredited ones in I'll Give A Million (1938) and Suez (1938).

On August 27, 1927, the engagement of Cristina Montt and Mario Marano, both of the films and each representing families high in South American political circles, was broken, after existing only for a few months.

In July 1928 Cristina Montt joined actors Al Jolson, Carmel Myers, and other motion picture persons for an event to benefit the United Jewish Appeal.

The judge gave her a thirty-day suspended sentence after she proved that she had recently suffered a nervous breakdown.