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 Young Woman #4 1 guest appearances Large Mart Associate 1 guest appearances Young Woman #1 1 guest appearances Ominous Customer 1 guest appearances Young Woman #3 1 guest appearances Daughter 1 guest appearances Dr. Jonas Zarnow 1 guest appearances Malena 1 guest appearances Peyman Alahi 1 guest appearances Ben Lo Pan 1 guest appearances Lee Cho 1 guest appearances Cashier 1 guest appearances Meg 1 guest appearances Juan 1 guest appearances Angry Woman 1 guest appearances Reardon Payne 1 guest appearances Mason 1 guest appearances Lauren 1 guest appearances FULCRUM Agent 1 guest appearances Yari Demetrios 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥