Once a Thief may refer to:
- Once a Thief (1935 film), starring Ronald Shiner
- Once a Thief (1950 film)
- Once a Thief (1965 film), a Ralph Nelson film starring Alain Delon, Ann-Margret and Jack Palance
- Once a Thief (1991 film), the John Woo film starring Chow Yun-Fat
- Once a Thief (1996 film), John Woo's own remake starring Nicholas Lea
- Once a Thief (TV series), the Canadian television series developed from the 1996 film
- Once a Thief, a 1977 episode of The Bionic Woman
- Once a Thief, a novel by Kay Hooper.
Famous quotes containing the word thief:
“Trousers and the reputation of not being a thief are similar in the following way: There is no particular honor in having them but once they are lost, everyone thinks they have the right to insult us.”
—Franz Grillparzer (1791–1872)