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 Roger Bale 1 guest appearances Jean Claude 1 guest appearances Wesley Sneijder 1 guest appearances Groovy Lady 1 guest appearances Susie Chin 1 guest appearances Gruff Guard 1 guest appearances Executive 1 guest appearances Mats Zorn 1 guest appearances Scotty 1 guest appearances Jane 1 guest appearances Irv 1 guest appearances Linda 1 guest appearances Cop 1 guest appearances Crazy Bob 1 guest appearances Colin Davis 1 guest appearances Freddie 1 guest appearances Vali Chandrasekaren 1 guest appearances Timur 1 guest appearances Lance 1 guest appearances Shifty Inmate 1 guest appearances ⇤ « 14 15 16 17 18 19 20 21 22 23 » ⇥