Hattie's favourite Carry On role was that of Peggy Hawkins in Carry On Cabby (1963).
For her first Carry On role (that of Captain Clark in Carry On Sergeant), Hattie was paid one hundred and fifty pounds.
In 2007, Andrew Merriman published Hattie: The Official Biography Of Hattie Jacques, which was written with the full support of Hattie's remaining family.
Due to Hattie's weight (and the attendant problems with insurance), her role in Carry On Abroad (1972) had to be limited to five days on set.
Hattie's wages for Carry On Again Doctor (1969) were three thousand pounds. For Carry On Matron (1972), they were two thousand nine hundred pounds.
When Hattie and John Le Mesurier divorced, it was widely assumed that the fault lay on Le Mesurier's side. It was later revealed that Hattie had left him for a younger man she'd been having an affair with.
In 1966 and 1967, Hattie was the storyteller for Jackanory, reading two Mary Poppins stories by P.L. Travers.
There is a memorial to Hattie in St. Paul's Churchyard (also known as the Actor's Church Grounds) in Covent Garden, London.
Hattie played spiritualist medium Madame Arcati in a televised version of Noel Coward's Blithe Spirit in 1964.
Hattie originally trained as a hairdresser.
Hattie's last television appearance was in an advertisement for supermarket ASDA early in 1980.
She had two sons with John Le Mesurier, named Robin and Kim.
She was married to Dad's Army star John Le Mesurier from 1949 until they divorced in 1965.
Hattie's last name was pronounced 'jakes' (rather than a French pronunciation).
Hattie appeared in two Carry On Christmas specials on television: Carry On Christmas (1969) and Carry On Christmas: Carry On Stuffing (1972).
Hattie's last Carry On film was Carry On Dick (1974)
Hattie was a Red Cross nurse during WW2.
The Carry on.... nicknamed her Mother Superior.
Hattie Jacques: I hate being the size I am with all my heart and soul.
Hattie Jacques: When you're my size you have to make them laugh with you, rather than at you.
Hattie: Cheeky devil!