Gwyneth Strong (born 2 December 1959) is an English actress. She is best known for her role as Cassandra, the love interest and, later, wife of Rodney (Nicholas Lyndhurst) in Only Fools and Horses (1989–2003), and for playing Geraldine Clough in seven episodes of EastEnders in 2016. She has also appeared in Shadows (1975), Angels (1976), Crown Court and Z-Cars (both 1977), Play for Today (1980–1984), Silent Witness (1996) and Casualty (2026).
Career Strong's first acting appearance was in the Royal Court Theatre's production Live Like Pigs, when she was 13. In 1973, while a pupil at Holland Park School, she appeared in the horror film Nothing but the Night as Mary Valley, and had a role as Princess Dagmar, younger sister of the Princess of Wales, later Queen Alexandra, in the series Edward the Seventh.
She was a regular in the children's TV series The Flockton Flyer between 1977 and 1979 as Jan Carter. Another of her early television appearances came in 1982 when she appeared as Carol Dalston in the Minder episode "Poetic Justice, Innit?".
Strong gained mainstream recognition as Cassandra Parry, the love interest and later wife of Rodney Trotter in Only Fools and Horses, debuting in the show's sixth series. She also appeared in the "Observation" segment about detective Samantha Smith made for the 1990 series of The Krypton Factor, the two-part drama serial The Missing Postman as WPC Rachel McMahon, the BBC drama Real Women from 1997 to 1998, as Hetty in ITV's Lucy Sullivan Is Getting Married (1999) and in the BBC drama Casualty in 2003 as Jim Brodie's wife Elizabeth.
Strong was featured in the television film It's a Lovely Day Tomorrow (1975), written by Bernard Kops and directed by John Goldschmidt, depicting the real-life drama of the Bethnal Green tube disaster in World War II. She also appeared in the "True Confessions" two-part episode of the series A Touch of Frost, reuniting her on screen with her Only Fools and Horses co-star David Jason.
She appeared on the West End stage in 2008 in the musical Our House, in which she played Kath Casey. In May 2010, Strong appeared in Midsomer Murders episode "The Made-to-Measure Murders" as Katie Soper. In 2011, Strong joined the cast of A Round-Heeled Woman at the Aldwych Theatre.
In September 2016, she joined the cast of the BBC soap opera EastEnders, in the recurring role of Geraldine Clough, a rival darts player against the Queen Vic.
Personal life Strong was a child actress. Her parents were both in the industry: her father a director, her mother in production at the BBC. Strong married her long-term partner, former Footballers' Wives and Eldorado star Jesse Birdsall, in 2000. They have a son, Oscar (born 1988), and a daughter, Lottie (born 1991). Strong also has two grandchildren. She is patron of the charity Ovarian Cancer Action.
Filmography Film Year Title Role Notes1973Nothing but the NightMary Valley1980Dark WaterJoShort1982Sharon1985BonesAndrea1991Afraid of the DarkBlind Mother with Baby1994Thin IceCath1996CrimetimeGwenda2011In Love with Alma CoganLaura
Television Year Title Role Notes1974Cicely EglintonEpisode: "The Escape"1975Edward the SeventhMinnyEpisodes: "Alix", "A Hundred Thousand Welcomes"1975It's a Lovely Day TomorrowJane BellTV film1975, 1978ShadowsElizabeth, Honey AnnEpisodes: "The Other Window", "Honeyann"1976AngelsEvieEpisode: "Babes in the Wood"1976, 1980–1981, 1984Play for TodayCarol, Anne, Penny Shepherd, LindaEpisodes: "Early Struggles", "Ladies", "The Factory", "Rainy Day Women"1977Crown CourtSandra PetrieEpisodes: "A Matter of Faith: Parts 2 & 3"1977JubileeMadeleine Iverson / Tempe IversonEpisode: "Age of Hypocrisy"1977Z-CarsJanet HurstEpisode: "Juvenile"1977–1978Jan CarterRegular role1978Breakaway GirlsSusan WatkinsEpisode: "Alison Watkins"1980Bloody KidsJanTV film1982MinderCarol DalstonEpisode: "Poetic Justice Innit"1983Mr. RightGloriaTV film1983SpookyAliceEpisode: "The Danny Roberts Show"1984DramaramaCatherineEpisode: "Rachel and Rosie"1985Inside OutBeverly GrabowskiTV series1986King of the GhettoSadie DeedesTV miniseries1986Paradise PostponedTina KitsonTV miniseries1989–1996, 2001–2003Only Fools and HorsesCassandra TrotterRegular role; 21 episodes1991ShrinksSally ThorntonEpisode: "1.6"1992Nice TownLinda ThompsonTV miniseries1993Screen TwoCynthiaEpisode: "The Clothes in the Wardrobe"199499-1CharlotteEpisodes: "Doing the Business", "The Hard Sell", "Where the Money Is", "The Cost of Living"1995Mary PainterEpisode: "Compensation"1995CasualtyCatherine CaldwellEpisode: "Battling On"1996Paul Merton in Galton and Simpson's...JoyceEpisode: "Don't Dilly Dally on the Way"1996Silent WitnessPatricia DenningEpisode: "Darkness Visible" (2 parts)1997D.S.I. BaileyEpisode: "True Confessions"1997Rachel McMahonTV film1998–1999Real WomenJanet CrossleyMain role1999ForgottenDenise LongdenTV miniseries1999DI RichardsEpisode: "Living on Risk"1999–2000Lucy Sullivan Is Getting MarriedHettyRegular role2003CasualtyElizabeth BrodieEpisode: "First Impressions"2004Murder in SuburbiaPat DawsonEpisode: "A Good Deal of Attention"2004DoctorsDeeEpisode: "Out of Control"2007New TricksKim NewleyEpisode: "God's Waiting Room"2010Midsomer MurdersKatie SoperEpisode: "The Made-to-Measure Murders"2013CasualtyMargaret CollierEpisode: "Family Matters"2013DorothyEpisode: "A Copper's Tale"2015TV film2016EastEndersGeraldine CloughRecurring role2026CasualtyCeri MaylandCurrent; recurring
Theatre work Live Like Pigs: Royal Court Theatre (1973) Our House (2008) Alarms & Excursions (2011) A Round-Heeled Woman: Aldwych Theatre (2011) The Mousetrap: On tour (2019)
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