Πρωταγωνιστές του κύκλου 4

1. 

   Jonny Lee Miller

   Sherlock Holmes

2. 

   Lucy Liu

   Joan Watson

3. 

   جان مایکل هیل

   Marcus Bell

4. 

   Aidan Quinn

   Thomas Gregson

Γκεστ σταρ 13

1. 

   Betty Gilpin

   Fiona Helbron

2. 

   Elizabeth Ward Land

   Lillian Dunbar

3. 

   David Aaron Baker

   Joe Leshner

4. 

   Holly Chou

   Erin

5. 

   Julian Acosta

   Mateo Lima

6. 

   Graham Rowat

   Defense Attorney

7. Yassmin Alers

   Camila Marquez

8. 

   Katie Kreisler

   Sydney Shea

9. 

   Sendhil Ramamurthy

   Ajit Dalal

10. 

    Tyrone Mitchell Henderson

    Security Guard

11. 

    Chasten Harmon

    Chantal Milner

12. 

    Jordan Gelber

    Dr. Eugene Hawes

13. 

    Sebastian Chacon

    Dishwasher

Συντελεστές 4