Martin Freeman made a rare appearance with his girlfriend Rachel Mariam as she supported him at the premiere of his new film A Long Winter on Wednesday.The couple, who have been dating since 2020, graced the red carpet for a gala screening at the BFI London Film Festival, with Martin starring in the drama alongside Caitríona Balfe and Fred Hechinger.Martin and Rachel giggled together as they posed for snaps on the red carpet, with the French actress dressed in a chic blue striped shirt and black flared trousers.The drama is set high in the US mountains, and follows a family adjusting to the long winter ahead as autumn comes to a close, and is based on the 2006 short story of the same name. Prior to dating Rachel, Martin dated actress Amanda Abbington for 16 years before they split in 2016. They share daughter Grace, 21, and son Joe, 18.Martin’s new partner Rachel has appeared in BBC’s Normal People and This Way Up, and has formed a close bond with his children. Martin Freeman made a rare appearance with his girlfriend Rachel Mariam as she supported him at the premiere of his new film A Long Winter on Wednesday The couple, who have been dating since 2020, graced the red carpet for a gala screening at the BFI London Film FestivalThe Sherlock star previously offered insight into his relationship with Rachel during an appearance on Jessie and Lennie Ware’s Table Manners podcast, sharing that they love cooking together in their spare time.Lennie asked: ‘She’s French. Is she [Rachel] Cordon Bleu?’Martin replied: ‘She’s not a Cordon Bleu… she’s a massive cheese and wine w****.’That’s what she would say about herself.’She says that about herself, ‘I’m a cheese and wine w****’. It’s not all she is, but no, she loves all that stuff. We like cooking.’Martin also made rare comments about his family life during an appearance on The Jonathan Ross Show.He touched on going to a Sherlock-themed escape room, based on the series in which he plays John Watson.Martin revealed that he and his family did not escape in good time: ‘It did take us a while. Star Caitriona Balfe was also in attendance for the premiere, dressed in an elegant cream strapless gown The Belfast star caught the eye with her sophisticated outfit’I went with my other half and my two kids… it wasn’t even a Conan Doyle Sherlock Holmes, it was [the BBC one]. I’m aware it did feel a little bit maybe t***ish to go to my own thing… but my kids said it was going to be fun. It is a really good one…’After Romesh Ranganathan questioned why Martin went to this, Martin laughingly added: ‘My voice is in it… I hadn’t seen or heard myself enough in that week, so I thought… and I wasn’t stuck, I just wanted to stay in there longer.’The pair have been in a relationship for around five years, following his split from his ex-partner of 16 years, Amanda, who admits she was a ‘mess’ following their breakup in 2016, which came about after they ‘just couldn’t live with each other anymore’.A video shared to TikTok by Martin’s daughter Grace shows that Rachel is firmly part of the family, dancing along to She’s The Brightest Star from Martin’s festive hit film Nativity with Joe and the family dachshunds.’Merry Christmas from Mr Maddens,’ she captioned the clip, referring to her father’s character in the hit film.Rachel had a small role as an unnamed teaching assistant in BBC hit Normal People, alongside stars Paul Mescal and Daisy Edgar-Jones.The actress has also starred in Lindsay Lohan’s Netflix film Irish Wish, and Aisling Bea’s sitcom This Way Up, as well as roles in commercials for Heineken, Santander and Dublin Airport.Her connection to Ireland has most likely arisen from her days training at the Gaiety School of Acting in Dublin, where Colin Farrell, Aidan Turner and Olivia Wilde all honed their craft.In addition to acting, Rachel also writes screenplays and once came runner-up in Outstanding Screenplay’s TV pilot competition.