United Kingdom, Aug. 14 -- Matthew McConaughey has revealed How to Lose a Guy in 10 Days remains the biggest residual earner of his career - more than two decades after the romantic comedy turned him into one of Hollywood's defining leading men of the genre.

The 56-year-old actor said the 2003 film, in which he starred opposite Kate Hudson, 47, continues to generate more "mailbox money" for him than anything else he has made.

Speaking on Josh Horowitz's Happy Sad Confused podcast, Matthew described the Donald Petrie-directed movie as his favourite romantic comedy and said its enduring popularity has translated into a continuing financial windfall.

Matthew said: "How To Lose a Guy in 10 Days is the gift that keeps on giving."

He added:...