Main Characters Charles "Chuck" Bartowski 90 main appearances Sarah Walker 90 main appearances Colonel John Casey 90 main appearances Morgan Grimes 88 main appearances Dr. Eleanor "Ellie" Bartowski 75 main appearances Lester Patel 64 main appearances Brigadier General Diane Beckman 23 main appearances Jeffrey "Jeff" Barnes 64 main appearances Dr. Devon "Captain Awesome" Woodcomb 59 main appearances Michael "Big Mike" Tucker 42 main appearances Anna Wu 15 main appearances
Recurring Guest Characters Scotty 1 guest appearances Matty 1 guest appearances Check In Girl 1 guest appearances Stanley Fitzroy 1 guest appearances Alex Coburn 1 guest appearances Young Kathleen 1 guest appearances Major 1 guest appearances Cab Driver 1 guest appearances James Keller 1 guest appearances Hunter Perry 1 guest appearances Anatoli Zevlovski 1 guest appearances Clarence 1 guest appearances Spa Host 1 guest appearances CIA Operative 1 guest appearances Ring Agent 1 guest appearances Morgue Technician 1 guest appearances General Bauer 1 guest appearances Sally 1 guest appearances Waiter 1 guest appearances Husband 1 guest appearances ⇤ « 7 8 9 10 11 12 13 14 15 16 » ⇥