Alien Encounters

Roberta Setzu

Lisa Martines (8 episodes)

Christian Ortega

Fanboy (6 episodes), SETI boy (2 episodes)

Hakeem Muata Oluseyi

Self - Astrophysicist (8 episodes)

Tony Call

Self - Narrator (8 episodes)

Alan Dean Foster

Self - Author (8 episodes)

Olivera Marković

Nurse (8 episodes)

John Zacchino

Congressman (6 episodes)

Dimitra Jiova

Damla (6 episodes)

Katie McClave

Bree - Hybrid Child (6 episodes)

Bivas Biswas

Goker (6 episodes)

Greg Duncan

Extra 2 / NSA Agent- programmer (6 episodes)

Tian Wang

Yoshi (6 episodes)

Morgan Ford

Maisie (6 episodes)

London Garza

Arzu (Toddler) (6 episodes)

Preston Brodrick

Sam Baby (6 episodes)

Leslie Garza

Co-worker 2 / Scientist (6 episodes)

Meli Alexander

Brid-Mom (6 episodes)

Eddie Caldwell

Talk Show Host (6 episodes)

Rochelle Belle

News Anchor 1 (6 episodes)

Michael Brown

Extra 1 (6 episodes)

Emmanuelle Girard

News Anchor 2 (6 episodes)

Steve Craig

Extra 3 (6 episodes)

Dolly Gray

Dancer 1 (6 episodes)

Ronnie Alvarez

Colleague 2 (6 episodes)

Dean Morrison Madera

School Student (4 episodes)

Douglas Vakoch

Self - Psychologist (2 episodes)

Angelle Haney Gullett

Biologist (2 episodes)

Seth Shostak

Self - Senior Astronomer, SETI Institute (2 episodes)

David Gerrold

Self - Author (2 episodes)

David Brin

Self - Astronomer, Author (2 episodes)

Paul Davies

Self - Director, Beyond Center, Arizona State University (2 episodes)

Joan Slonczewski

Self - Microbiologist (2 episodes)

Kevin R. Grazier

Self - Planetary Scientist (2 episodes)

Ariel Anbar

Self Astrobiology (2 episodes)

Jeffrey L. Bada

Self (2 episodes)

Joe Cape

Chinese Astronomer (2 episodes)

Freddie De Grate

Biologist (2 episodes)

Nicole Nasca

Hospital Orderly (2 episodes)

Ray Chao

Chief Asian Astronomer (2 episodes)

Damian Forest Light

Patient (2 episodes)