Percy's Progress is a 1974 British comedy film directed by Ralph Thomas and starring Leigh Lawson, Elke Sommer, Denholm Elliott, Judy Geeson and Harry H. Corbett. It was written by Sid Colin, Harry H. Corbett and Ian La Frenais. The film is a sequel to Percy (1971).

Elke Sommer is a German actress. She appeared in numerous films in her heyday throughout the 1960s and 1970s, including roles in The Pink Panther sequel A Shot in the Dark (1964), the Bob Hope comedy Boy, Did I Get a Wrong Number! (1966), Agatha Christie's And Then There Were None (1974), and the British Carry On series in Carry On Behind (1975).