Recurring Guest Characters Det. Inspector Parker 13 guest appearances Robert Fentiman 4 guest appearances Dr. Penberthy 4 guest appearances Col. Marchbanks 2 guest appearances Mr. Pritchard 2 guest appearances Mr. Armstrong 2 guest appearances Mr. Willis 2 guest appearances Mr. Tallboy 2 guest appearances Pamela Dean 2 guest appearances Mr. Munns 1 guest appearances Supporting Artist 1 guest appearances Major Todd Milligan 1 guest appearances