Britain’s Max Burgin qualified for Saturday’s men’s 800m final, but world bronze medallist Ben Pattison missed out.
Burgin was the third-fastest qualifier, running a personal best one minute 43.50 seconds, but Burgin and Elliot Giles both missed out.
Cindy Sember failed to qualify for the women’s 100m hurdles final after stumbling in her semi-finals.
Great Britain’s quartet of Yemi Mary John, Hannah Kelly, Jodie Williams and Lina Nielsen qualified for the women’s 4x400m final with a season’s best three minutes 24.72 seconds.
They were second fastest in their heat, behind only the United States, with Ireland also advancing to Saturday’s final.
The men’s team also progressed, with Sam Reardon, Matthew Hudson-Smith, Toby Harries and Charles Dobson clocking two minutes 58.88 seconds.
Quincy Wilson made history for the US by helping the men’s team qualify for the final, with the 16-year-old becoming the youngest American male to compete in an Olympic track and field event.
This evening, GB’s women and men will go for gold in the 4x100m relay finals at 18:30 and 18:47 respectively.
Ireland’s Rhasidat Adeleke bids for a first Olympic medal in the women’s 400m final, alongside Britain’s Amber Anning.
Eilish McColgan and Megan Keith then line up for GB in the women’s 10,000m final.