Only Fools and Horses star Gwyneth Strong has revealed she is .
Gwyneth, 66, played Rodney's wife Cassandra from 1989, while Tessa starred as Del Boy's wife Raquel from 1988, both went on to appear in the iconic comedy until its final episode in 2003.
She revealed the pair are still 'really close' and often spend time together, with their long term friendship serving as inspiration for the unknown show.
played the role of Rodney Trotter, while Sir was his older brother Del Boy.
She told The Sun: 'At the moment, I'm writing a television proposal for her and me, so I'll wake up refreshed from my nap and work on that,'
'I can't say much about it yet, but the show has elements of experiences Tessa and I have had throughout our very long friendship.'
Only Fools and Horses star Gwyneth Strong (l) has revealed she is working on a new TV show that would reunite her with former co-star and close pal Tessa Peake-Jones (R) pictured 2018
It comes after Tessa admitted filming the comedy was anything but a barrel of laughs as she looks back ahead of its 45th anniversary.
The actress, 68, recalled the gruelling rehearsals before battling nerves to perform in front of the studio audience.
She will soon join her former co-stars in a U&Gold two-part documentary titled Only Fools And Horses: The Lost Archive with new interviews and never before seen clips.
And while fans have been left in stitches by the show, which debuted in 1981, Tessa confessed: 'Usually [the actors have] seen it all in rehearsals so many times, it's not that funny anymore anyway.'
When it came to facing the audience, she said comedy icons Sir David and Nicholas Lyndhurst,were just as nervous as her.
'If people had seen us backstage before the show, they'd have seen people pacing up and down the corridors with nerves, including David and Nick.'
Gwyneth, 66, played Rodney's wife Cassandra from 1989, while Tessa starred as Del Boy's wife Raquel from 1988, (L-R) Tessa Peake-Jones), Del (Sir David Jason), Rodney (Nicholas Lyndhurst) and Cassandra (Gwyneth Strong)
Tessa told The Sun: 'We cared so much, and we wanted to get it right, but one slip-up of a word could ruin that laugh.'
Previously discussing the new documentary, Sir David, 86, said: 'The love for Only Fools has never faded. It's incredible to see how many people still hold it close to their hearts.
'Revisiting these rediscovered moments reminded me just how special the show was - and still is. It's incredible to be able to share them now.'
Helen Nightingale, UKTV's Head of Factual and Factual Entertainment, Commissioning, added: 'Only Fools and Horses is part of the national DNA. With its humour, heart and unforgettable characters, it's British comedy at its very best.
'This series is a celebration of its legacy and a chance to share new discoveries with the fans who've loved it for decades.'
