Tom Chadbon
Chadbon starred in all 10 episodes of "Crown Prosecutor" ( 1995 ) , playing Lenny Monk , and he had substantial recurring roles in "Chancer" , "The Liver Birds" , "Where the Heart Is" , "Wire in the Blood" , and the 23rd series of "Casualty" ( as Professor Henry Williams ) . 
<triplet> Crown Prosecutor <subj> 10 <obj> number of episodes <triplet> The Liver Birds <subj> 10 <obj> number of seasons <triplet> Where the Heart Is <subj> 10 <obj> number of seasons