Main Characters
Spenser
65 main appearances
Hawk
65 main appearances
Sgt. Frank Belson
60 main appearances
Lt. Martin Quirk
40 main appearances
Susan Silverman
40 main appearances
Recurring Guest Characters
Duke Fallon
1 guest appearances
Larry Sills
1 guest appearances
Hugo
1 guest appearances
Gang Leader
1 guest appearances
Thomas Oliver
1 guest appearances
Ross Bates
1 guest appearances
Al Sheen
1 guest appearances
Lissa Thomas
1 guest appearances
Stanley Michaels
1 guest appearances
John Thomas
1 guest appearances
Shephard
1 guest appearances
O'Neill
1 guest appearances
Camp Officer
1 guest appearances
Billy Hanratty
1 guest appearances
Jake Williams
1 guest appearances
Jock
1 guest appearances
Bendix
1 guest appearances
Dunleavy
1 guest appearances
Sonny Lucovick
1 guest appearances