Bowerman was born in Malvern to Keith and Christine Bowerman in 1962.
Career
Bowerman trained at the Bristol Old Vic Theatre School and was a regular in the first two series of BBC medical drama Casualty playing Sandra Mute, the show's first female paramedic. Her other television work includes: Dodgem, The Count of Solar, Grange Hill, The Vision Thing, Doctors, McCallum, Bad Girls and Night and Day. In 2007 she guest-starred as the home secretary's PA in Spooks, and returned to Casualty for a one-episode cameo role as a patient. In 2011 and 2012, she appeared in five episodes of Coronation Street as solicitor Jennifer Lingwood. She has recorded many plays for BBC Radios 3 & 4, and has worked extensively in theatre.
Bowerman has had an extensive connection with the British science fiction television series Doctor Who - and its assorted spinoffs - since 1989. For the BBC, she played the role of Karra in "Survival", and voiced Saruba Velak in Dreamland. In November 2013 she appeared in the one-off 50th anniversary comedy homage The Five Doctors Reboot. Since 1998, she has played companion Bernice Summerfield in the Big Finish ProductionsDoctor Who audio plays. As well as appearing in six Doctor Who audio plays opposite Sylvester McCoy as the Seventh Doctor and Sophie Aldred as Ace, and four boxed sets opposite David Warner as the 'Alternate Doctor', she has starred in over 90 audio plays based solely on Bernice. Bowerman has also either directed or played supporting roles in numerous other Big Finish audio plays: the latter roles have included Ruby in the Sapphire & Steel stories "Water Like a Stone", "Cruel Immortality" and "Second Sight", Murash in "I, Davros: Guilt" and Ellie in Jago & Litefoot. Outside of either Big Finish or the BBC, In July 2014 Bowerman directed episodes 1 and 2 of the original audio drama series Osiris by Everybodyelse Productions, also The Coming of the Martians starring Colin Morgan, Nigel Lindsay & Ronald Pickup for Sherwood Sound Studios. Bowerman is also a professional photographer, and house committee chair and Trustee of Denville Hall the Actor's Retirement Home as well as a former Trustee of The Actors' Charitable Trust.