Dire Straits rocker Mark Knopfler's actress daughter Issy announces her engagement to co-star boyfriend Sam Buchanan

Published: 06:27 EDT, 6 October 2026 | Updated: 07:00 EDT, 6 October 2026 Dire Straits rocker Mark Knopfler's actress daughter Issy has revealed she is engaged to her co-star boyfriend Sam Buchanan. Sam, 29, who also starred as Fitzy in EastEnders, proposed to Issy, 28, during a romantic break, with them delightedly sharing their news on Instagram on Tuesday. The couple, who star in fantasy TV series The Wayfinders together, captioned their post with the date of the proposal: '02. 10. 2026.'In the set of images, Issy and Sam have huge smiles on their faces as she holds her big diamond engagement ring up to her face. And they showed how they celebrated their big day with a romantic meal for two out, enjoying a large tiramisu which had the word 'engaged' written on it.Sam is known for playing stab victim Fitzy in EastEnders. His character appeared on the BBC soap in 2021 as part of a knife crime storyline. Dire Straits rocker Mark Knopfler's actress daughter Issy has announced her engagement to co-star boyfriend Sam Buchananon Instagram on Tuesday Issy has appeared in shows such as Silent Witness and Before We DieIssy has appeared in shows such as Silent Witness and Before We Die.The comments section of their post was filled with congratulations. Mariella Frostrup wrote: 'Happy happy day! Congratulations Issy and Sam. Couldn’t be happier for you two lovebirds xxx.'Winter Bassett Ekladios who plays Brynlee in The Wayfinders, wrote 'OH MY GODDDDD!!!!!!! congratulations you guys!!!'And fellow Wayfinders actress Rowan Robinson wrote: 'Omggggg congrats.'Issy's dad Mark was the lead guitarist, singer and songwriter of the rock band Dire Straits from 1977 to 1995.He is one of the two members who stayed throughout the band's entire existence, along with bassist John Illsley. After Dire Straits dissolved, Mark pursued a solo career and is now an independent artist. And they showed how they celebrated their big day with a romantic meal for two out, enjoying a large tiramisu whioch had the word 'engaged' written on it Issy showed off her giant sparkler within her gallery of images Sam is known for playing stab victim Fitzy in EastEnders. His character appeared on the BBC soap in 2021 as part of a knife crime storyline Issy's dad Mark was the lead guitarist, singer and songwriter of the rock band Dire Straits from 1977 to 1995, (bottom right)