Percy's Progress is a 1974 British comedy film directed by Ralph Thomas. It was written by Sid Colin, Harry H. Corbett and Ian Le Frenais. It was released in the United States under the title It's Not the Size That Counts. The US version of the film includes several additional scenes shot by the American distributor, these include an opening penis transplant operation scene , and a scene in which a dwarf is seen jumping out of a woman’s bed leaving her to say the film's American title ‘Its Not the Size That Counts’ The dwarf in question was Luis De Jesus, the star of the infamous Blood Sucking Freaks.
Harry H. Corbett's character was closely modelled on British Prime Minister Harold Wilson down to using well-known Wilson phrases such as "thirteen years of Tory misrule" and speaking with a distinct Yorkshire accent.
The film is a sequel to Percy. It has yet to be released on DVD.