1. Males out number females 3 to 1 in family films. In contrast, females comprise just over 50% of the population in the United States.
2. Females are almost four times as likely as males to be shown in sexy attire in movies.
3. In every G-rated family film released in America from 2006 to 2009, not one female character was depicted in the field of medical science, as a business leader, in the law, or in politics.
4. 80.5% of all employed characters in G-rated films are male and 19.5% female. In the real world, women comprise 50% of the workforce.
5. Out of the 122 G, PG, and PG-13 family films theatrically released from 2006-2009 only 7% of directors, 13% of writers and 20% of producers were female.
6. Out of the 1,565 content creators surveyed by the Geena Davis Institute on Gender in Media [1], 86.7% of participants answered “yes” when asked if they believe that girls will watch stories about boys, but boys won’t watch stories about girls.
7. Film industry leaders were asked to rate how difficult it would be to balance males to females in G, PG, and PG-13 films. A full 50% of the respondents that answered the question indicated that it would be “not at all” difficult.
8. On average, men outnumber women in key film production roles nearly 5 to 1.
9. There is a causal relationship between female portrayals and female content creators involved in production. When even one woman writer works on a film, there is a 10.4% increase in screen time for female characters.
10. Data collected by the Motion Picture Association of America shows that women made up 51% of moviegoers in 2010 compared to 49% of men.
11. Also in 2010, in the 18-24 year old demographic, 4.2 million American women attend movies vs. 3.3 million American men.

Sources:

Research facts provided by the Geena Davis Institute on Gender in Media [2]