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 Buy More Employee 1 guest appearances Valaria 1 guest appearances Sims 1 guest appearances Robyn Cunnings 1 guest appearances Sommelier 1 guest appearances Large Agent 1 guest appearances Hostess 1 guest appearances Agent Hawk 1 guest appearances Colonel Caroline Hayne 1 guest appearances Reporter 1 guest appearances CIA Security Guard 1 guest appearances Kieran Ryker 1 guest appearances Molly 1 guest appearances Waiter 1 guest appearances Elder Hungarian Woman 1 guest appearances Emma Walker 1 guest appearances St. Germaine 1 guest appearances Rocky Falcone 1 guest appearances Torturer 1 guest appearances Bartender 1 guest appearances ⇤ « 14 15 16 17 18 19 20 21 22 23 » ⇥