Main Characters Lt. Frank Bartholomew Parker 66 main appearances Dr. Bradley Talmadge 65 main appearances Dr. Olga Vukavitch 65 main appearances Agent Nathan Ramsey 64 main appearances Capt. Craig Donovan 59 main appearances Dr. John Ballard 39 main appearances Dr. Isaac Mentnor 32 main appearances Andrew "Hooter" Owsley 16 main appearances
Recurring Guest Characters Dr. Bradley Talmadge 1 guest appearances Agent Nathan Ramsey 1 guest appearances Capt. Craig Donovan 1 guest appearances Dr. John Ballard 2 guest appearances Dr. Isaac Mentnor 8 guest appearances President Robert Maxwell 9 guest appearances MIB #1 7 guest appearances MIB #2 7 guest appearances Patricia Parker 3 guest appearances Karl Pretzneff 2 guest appearances Dana MacMillian 2 guest appearances Grandma 2 guest appearances Capt. Curry 2 guest appearances Col. Vickery 2 guest appearances General Wayne Starker 2 guest appearances Brenneman 2 guest appearances Svetlana Vukavitch 2 guest appearances Dr. Lola Manson 2 guest appearances Mr. Sackheim 2 guest appearances Capt. Marc Golden 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥