The former EastEnders and The Bill star is going on tour in the stage production, where he gets to bang two coconuts together for his role as Patsy.
The Dancing On Ice star will play alongside I'll Do Anything champ Jodie Prenger, who plays The Lady of the Lake, while Monty Python original Eric Idle will provide his voice for the role of 'God'.
The production will begin a tour of the UK in May 2010.
Based on the classic film comedy Monty Python And The Holy Grail, Spamalot is a musical created by Idle and John Du Prez.
For full tour details visit www.spamalotontour.co.uk.