TV
_dennis_vic.jpg)
The former soap actor, who played Dennis Rickman, will appear as charismatic businessman Sam Franklin in the BBC One drama.
Harman takes over from Max Beesley on the show, which begins shooting later this year. Series four will air in 2009.
A BBC spokesperson said: "The new series promises to be packed with big stories and a dream list of guests.
"The introduction of Nigel Harman as Sam... will most definitely stir things up."
More: Nigel Harman, TV
Tube Talk
'Skins': The most violent episode ever?Tube Talk previews this week's violent episode of the E4 drama Skins.
TV Interviews
'Celebrity Apprentice' Debbie Gibson Q&ADebbie Gibson opens up about her Celebrity Apprentice experience.
Reality Bites
Does Simon Cowell have new SuBo?: VideoWatch a clip of Jonathan Antoine, who is tipped for success on BGT.
TV Ratings
Judi Dench draws 4.1m on 'Graham Norton'ITV1 pips BBC One to the highest primetime audience share.
