Minnie Driver donned a wetsuit and a swimming cap for the Children With Cancer UK swim in the Serpentine in London on Saturday morning.
The 51-year-old actress looked cheerful as she made a heart symbol with her hands before dunking herself in the water for the race.
To keep herself warm in the September weather she donned a camouflage DryRobe jacket with hot pink lapels paired with fur-lined boots while she posed with her hands up in the air.
Charity: Minnie Driver, 51, donned a wetsuit and a swimming cap for the Children With Cancer UK swim in the Serpentine in London on Saturday morning
![All the gear: The actress looked cheerful as she made a heart symbol with her hands before dunking herself in the water for race](https://i.dailymail.co.uk/1s/2021/09/18/10/48071913-10003925-image-a-61_1631958320501.jpg)
All the gear: The actress looked cheerful as she made a heart symbol with her hands before dunking herself in the water for race
The wetsuit hugged her athletic frame as stood with her hand on her hips looking pensive.
She later looked very cheerful as she held her medal in her hand a smiled while wearing a blue and black striped bikini top.
Elsewhere, she posed with the former Olympic sprinter Linford Christie who also looked happy while showing off his medal.
![Cosy: To keep herself warm in the September weather she donned a camouflage DryRobe jacket with hot pink lapels paired with fur-lined boots while posing with her hands up in the air](https://i.dailymail.co.uk/1s/2021/09/18/11/48071901-10003925-image-a-64_1631959788905.jpg)
Cosy: To keep herself warm in the September weather she donned a camouflage DryRobe jacket with hot pink lapels paired with fur-lined boots while posing with her hands up in the air
![Looking good: The wetsuit hugged her athletic frame as stood with her hand on her hips looking pensive](https://i.dailymail.co.uk/1s/2021/09/18/11/48071909-10003925-image-a-63_1631959632691.jpg)
Looking good: The wetsuit hugged her athletic frame as stood with her hand on her hips looking pensive
Children With Cancer UK is an organisation which is strives to fight against childhood cancer and funds vital research to save the lives of children.
The swim comes after Minnie revealed that she previously ran into her former boyfriend and castmate, Matt Damon.
She appeared on an episode of the Keep It! podcast and spoke about various topics during the sit-down with the show’s hosts, including her run-in with the 50-year-old performer.
![Proud: Elsewhere, she posed with the former Olympic sprinter Linford Christie who also looked happy while showing off his medal](https://i.dailymail.co.uk/1s/2021/09/18/13/48071871-10003925-Proud_Elsewhere_she_posed_with_the_former_Olympic_sprinter_Linfo-a-51_1631968864482.jpg)
Proud: Elsewhere, she posed with the former Olympic sprinter Linford Christie who also looked happy while showing off his medal
![Charity: Children With Cancer UK is an organisation which is strives to fight against childhood cancer and funds vital research to save the lives of children](https://i.dailymail.co.uk/1s/2021/09/18/11/48071905-10003925-image-a-72_1631959968485.jpg)
![Sponsored swim: The event was in aid of the charity](https://i.dailymail.co.uk/1s/2021/09/18/13/48071893-10003925-Sponsored_swim_The_event_was_in_aid_of_the_charity-a-50_1631968864174.jpg)
Charity: Children With Cancer UK is an organisation which is strives to fight against childhood cancer and funds vital research to save the lives of children
The former couple dated around the time of Good Will Hunting’s release, and the actor notably announced that he was single during a 1998 episode of The Oprah Winfrey Show, which ended their relationship.
During the conversation, Driver recalled that the reunion was unexpected and that they had not spoken for over two decades before then.
‘I did see Matt Damon on the beach and I had not had a conversation with him, seriously, since we made the film,’ she pointed out.
![Looking good: She looked cosy in the DryRobe as she chatted in front of a camera](https://i.dailymail.co.uk/1s/2021/09/18/13/48071897-10003925-Looking_good_She_looked_cosy_in_the_DryRobe_as_she_chatted_in_fr-a-54_1631968865865.jpg)
Looking good: She looked cosy in the DryRobe as she chatted in front of a camera
![Cheerful: Minnie looked as if she was happy about taking the dip](https://i.dailymail.co.uk/1s/2021/09/18/11/48071889-10003925-image-a-74_1631959998338.jpg)
Cheerful: Minnie looked as if she was happy about taking the dip
The Academy Award-nominated star expressed that she and the actor had both grown older ever since they dated and said that she was happy to have a mature conversation with her former flame.
‘That was last summer and it was actually very nice to see him, and his kids, and his wife and it all felt quite middle-aged actually, which was reassuring,’ she stated.
She also pointed out that, in looking back, she thought that the media had honed in on her and Damon, which added to the stress that was put on their connection.
![Cold? The event took place in Hyde Parks Serpentine](https://i.dailymail.co.uk/1s/2021/09/18/11/48071883-10003925-image-a-75_1631960006922.jpg)
Cold? The event took place in Hyde Parks Serpentine
She added, ‘I feel like so much of the folly of youth went on with our initial relationship, like it was amazing and tabloid-y.’
Although she did not go into specifics, Driver expressed that she and Damon were completely cordial during their meeting and did not speak about their past relationship.
‘So that was nice to just have sort of a middle-aged conversation about the weather and stuff,’ she said.
![Commendable: She later looked very cheerful as she held her medal in her hand a smiled while wearing a blue and black striped bikini top](https://i.dailymail.co.uk/1s/2021/09/18/11/48071879-10003925-image-a-76_1631960011341.jpg)
Commendable: She later looked very cheerful as she held her medal in her hand a smiled while wearing a blue and black striped bikini top
![Over it: The swim comes after Minnie revealed that she previously ran into her former boyfriend and castmate, Matt Damon](https://i.dailymail.co.uk/1s/2021/09/18/13/48071881-10003925-Over_it_The_swim_comes_after_Minnie_revealed_that_she_previously-a-52_1631968864994.jpg)
Over it: The swim comes after Minnie revealed that she previously ran into her former boyfriend and castmate, Matt Damon
Driver went on to become romantically connected to writer Timothy Lea, and the former pair welcomed a son named Henry in 2008.
The actress was also in a relationship with Josh Brolin, to whom she was briefly engaged in 2001.
The performer is currently engaged to documentarian Addison O’Dea, to whom she has been connected ever since 2019.
![Older: The Academy Award-nominated star expressed that she and the actor had both grown older ever since they dated and said that she was happy to have a mature conversation with her former flame](https://i.dailymail.co.uk/1s/2021/09/18/12/48071903-10003925-Older_The_Academy_Award_nominated_star_expressed_that_she_and_th-a-22_1631963693209.jpg)
![Hindsight: She also pointed out that, in looking back, she thought that the media had honed in on her and Damon, which added to the stress that was put on their connection.](https://i.dailymail.co.uk/1s/2021/09/18/13/48071907-10003925-Hindsight_She_also_pointed_out_that_in_looking_back_she_thought_-a-55_1631968866905.jpg)
Older: The Academy Award-nominated star expressed that she and the actor had both grown older ever since they dated and said that she was happy to have a mature conversation with her former flame
![Relationships: Driver went on to become romantically connected to writer Timothy Lea, and the former pair welcomed a son named Henry in 2008](https://i.dailymail.co.uk/1s/2021/09/18/13/48071895-10003925-Relationships_Driver_went_on_to_become_romantically_connected_to-a-53_1631968865117.jpg)
Relationships: Driver went on to become romantically connected to writer Timothy Lea, and the former pair welcomed a son named Henry in 2008