Russell Keys (10 Episodes)

Marty Erickson (10 Episodes)

Anne Crawford (10 Episodes)

Howard Bowen (10 Episodes)

Tom Clarke (10 Episodes)

Sally Clarke (10 Episodes)

Becky Clarke (10 Episodes)

Jesse Keys (Teen) (10 Episodes)

Dr. Kreutz (10 Episodes)

Jacob Clarke (Child) (10 Episodes)

Charlie Keys (Child) (10 Episodes)

Mary Crawford (Child) (10 Episodes)

Lt. Keel (10 Episodes)

Jacob Clarke (10 Episodes)

Eric Crawford (10 Episodes)

John (10 Episodes)

Bill Walker (10 Episodes)

Dr. Ellen Greenspan (10 Episodes)

Lisa Clarke (Child) (10 Episodes)

Lt. Pierce (10 Episodes)

Allie Keys (10 Episodes)

Dr. Chet Wakeman (10 Episodes)

Lisa Clarke (10 Episodes)

Mary Crawford (10 Episodes)

Owen Crawford (10 Episodes)

Charlie Keys (10 Episodes)

Nina Toth (10 Episodes)

General Beers (10 Episodes)

Amelia Keys (10 Episodes)

Jesse Keys (10 Episodes)

Ray Morrison (10 Episodes)

Captain Walker (10 Episodes)

Dale Watson (10 Episodes)

Julie Crawford (10 Episodes)

Dewey Clayton (10 Episodes)

Colonel Breck (10 Episodes)

Dr. Harriet Penzler (10 Episodes)

Lt. Williams (10 Episodes)

Denny (3 Episodes)

Kate Keys (2 Episodes)

Carol Clarke (2 Episodes)

Nora (2 Episodes)

Ben (2 Episodes)

Dorothy (2 Episodes)

Pete (2 Episodes)

Tech on Monitors (2 Episodes)

Cynthia (2 Episodes)

Milo (2 Episodes)

Doofus (2 Episodes)

Carny (2 Episodes)

Bill Jeffries (voice) (uncredited) (1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

Allie at 3 yrs (1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

(1 Episodes)

Luke Reynolds (1 Episodes)

Buzz (1 Episodes)

Dr Findlay (1 Episodes)

Sweatshirt Guy (1 Episodes)

Interviewer (1 Episodes)

Ronnie (1 Episodes)

Danny Holding (1 Episodes)

Orbital Analyst (1 Episodes)

Guitar Player (1 Episodes)

Docent (1 Episodes)

Lisa at 13 yrs (1 Episodes)

Roadblock Soldier (1 Episodes)

News Reporter (1 Episodes)

Clauson (1 Episodes)

Used Car Salesman (1 Episodes)

Man in Crowd (1 Episodes)

National Guard Soldier (1 Episodes)

Superior Fish Tech (1 Episodes)

Woman in Crowd (1 Episodes)

Radio Caller (1 Episodes)