Peter Hehir

as Dr. O'Hara

as Graham Newman

as Clifford Bowen (2 episodes)

as Quinlan

as Giles

as Ray Beale (1 episode)

as Desk Sergeant

as Dave

as Martin

as Jaz

as Malcolm

as Father Christmas

as Peter Townley

as Sid McCall

as Jack

as Ralph Carson

as Aaron Sherritt (4 episodes)

as Tom

as Bert Duggan (250 episodes)