多雷尔·麦高恩，Dorrell McGowan the movie producer was not the son of the actor J.P. McGowan as stated in the current IMDb biography Dorrell McGowan was the son of Dorrell McGowan, Sr. and Roxana Buckbee McGowan. Proof of this is the Federal Census for 1900 & 1910 in Illinois and the Federal Census 1920 & 1930 in California.