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 Wine Enthusiast 1 guest appearances Pierre Melville 1 guest appearances Jinsana 1 guest appearances French Guest 1 guest appearances Elderly Man 1 guest appearances Elderly Woman 1 guest appearances Waiter 1 guest appearances Yuri the Gobbler 1 guest appearances Steve 1 guest appearances Creepy Prisoner 1 guest appearances Giant Inmate 1 guest appearances Guard A.K.A. Terrence 1 guest appearances Two-fingered Inmate 1 guest appearances Armand 1 guest appearances Dr. Ayub 1 guest appearances Roni Eimacher 1 guest appearances Man A.K.A. Barry Greenfield 1 guest appearances Older Nurse 1 guest appearances Driver 1 guest appearances Gentleman 1 guest appearances ⇤ « 11 12 13 14 15 16 17 18 19 20 » ⇥