The Armstrong & Miller and Primeval star will front the ceremony, which takes place at London's Savoy on Tuesday, September 13. Miller has hosted the show twice before.
It is the 15th year for the awards show, which celebrates the magazine's favourite stars and programmes. Daz will sponsor the event, while the beneficiary charity is Cash For Kids.
Fans can cast their votes for their favourite shows until June 10. A shortlist will then be announced and voting will reopen.
Winners at last year's TVChoice Awards included Gordon Ramsay for 'Best Food Show', Lacey Turner for 'Best Soap Actress' and Britain's Got Talent, which won the 'Best Talent Show' gong.
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