She made appearances as Donna in both Holby City 's sister show Casualty , and two crossover editions of the programmes , broadcast as Casualty@Holby City .
Jacobs ' casting was chronicled in the documentary Making It at Holby .
She made appearances as Donna in both Holby   's sister show Casualty , and two crossover editions of the programmes , broadcast as Casualty@Holby City .
Jacobs ' casting was chronicled in the documentary Making It at Holby .