The BEST episodes of Resident Alien

Every episode of Resident Alien ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Resident Alien!

A crash-landed alien named Harry takes on the identity of a small-town Colorado doctor and slowly begins to wrestle with the moral dilemma of his secret mission on Earth.

Last Updated: 7/25/2025Network: SYFYStatus: Continuing
Mine Town
star
10.00
1 votes

#1 - Mine Town

Season 4 - Episode 8 - Aired 7/25/2025

Harry enlists an unlikely ally to help him save Patience.

Watch Now:Amazon
Heroes of Patience
star
7.88
1863 votes

#2 - Heroes of Patience

Season 1 - Episode 10 - Aired 3/31/2021

On the verge of completing his mission, Harry faces his own humanity.

Watch Now:Amazon
Daddy Issues
star
7.82
260 votes

#3 - Daddy Issues

Season 4 - Episode 7 - Aired 7/18/2025

Harry has to prove himself to someone from his past.

Directors: Nastaran Dibai
Watch Now:AmazonApple TV
Homecoming
star
7.78
852 votes

#4 - Homecoming

Season 3 - Episode 8 - Aired 4/3/2024

Harry and Asta team up with an unlikely ally to try to save the Earth.

Watch Now:AmazonApple TV
Love Language
star
7.75
1986 votes

#5 - Love Language

Season 1 - Episode 5 - Aired 2/24/2021

An unexpected visitor teaches Harry about the human convention of marriage, which is another cultural barrier Harry must familiarize himself with to blend in with people of Earth.

Watch Now:Amazon
I Believe in Aliens
star
7.71
1170 votes

#6 - I Believe in Aliens

Season 2 - Episode 16 - Aired 9/28/2022

Harry comes face to face with his greatest enemy and makes a choice that may affect Earth forever.

Watch Now:AmazonApple TV
Welcome Aliens
star
7.71
1876 votes

#7 - Welcome Aliens

Season 1 - Episode 9 - Aired 3/24/2021

Harry and Asta attend an alien convention.

Directors: Shannon Kohli
Watch Now:Amazon
Soul Providers
star
7.70
323 votes

#8 - Soul Providers

Season 4 - Episode 6 - Aired 7/11/2025

Harry is brought in front of The Galactic Housing Council to answer for his crimes.

Directors: Sydney Freeland
Watch Now:AmazonApple TV
Pilot
star
7.69
2654 votes

#9 - Pilot

Season 1 - Episode 1 - Aired 1/27/2021

An alien hiding in a small Colorado town meets the locals when they ask him to help solve a murder.

Directors: David Dobkin
Watch Now:Amazon
Birds of a Feather
star
7.69
2025 votes

#10 - Birds of a Feather

Season 1 - Episode 4 - Aired 2/17/2021

Harry travels to the Ute Reservation to help Asta's grandmother, and learns what it means to belong.

Watch Now:Amazon
End of the World as We Know It
star
7.68
1906 votes

#11 - End of the World as We Know It

Season 1 - Episode 8 - Aired 3/17/2021

Harry must rely on Asta and D'arcy for survival.

Directors: Shannon Kohli
Watch Now:Amazon
Here Comes My Baby
star
7.67
848 votes

#12 - Here Comes My Baby

Season 3 - Episode 7 - Aired 3/27/2024

Harry and Asta get surprise visits. Ben grows suspicious of Mike and Liv’s private investigation.

Directors: Brennan Shroff
Writer: Donald Todd
Watch Now:AmazonApple TV
The Green Glow
star
7.66
1892 votes

#13 - The Green Glow

Season 1 - Episode 7 - Aired 3/10/2021

Fearing he's facing failure, Harry enlists an unlikely ally to help find his ship.

Directors: Jennifer Phang
Watch Now:Amazon
Best of Enemies
star
7.65
1124 votes

#14 - Best of Enemies

Season 2 - Episode 15 - Aired 9/21/2022

Harry has an unexpected partner as he tries to infiltrate a military base to find his alien baby.

Watch Now:AmazonApple TV
Alien Dinner Party
star
7.63
1413 votes

#15 - Alien Dinner Party

Season 2 - Episode 8 - Aired 3/16/2022

It’s a surprise party as everyone gathers to celebrate Harry, but some dangerous guests cause havoc.

Directors: Claudia Yarmy
Watch Now:AmazonApple TV
Sexy Beast
star
7.63
1930 votes

#16 - Sexy Beast

Season 1 - Episode 6 - Aired 3/3/2021

Harry copes with jealousy when the mayor hires an annoyingly perfect new town doctor.

Directors: Jennifer Phang
Avian Flu
star
7.63
879 votes

#17 - Avian Flu

Season 3 - Episode 4 - Aired 3/6/2024

Harry gets distracted from his mission, while Mike and Liv make a huge discovery.

Directors: Kabir Akhtar
Watch Now:AmazonApple TV
Escape from New York
star
7.60
1332 votes

#18 - Escape from New York

Season 2 - Episode 7 - Aired 3/9/2022

Harry and Asta find what they are looking for but not what they need as danger closes in.

Directors: Claudia Yarmy
Watch Now:AmazonApple TV
The Human Condition
star
7.56
339 votes

#19 - The Human Condition

Season 4 - Episode 5 - Aired 7/4/2025

Harry struggles to find balance with his new human form.

Directors: Sydney Freeland
Watch Now:AmazonApple TV
The Alien Within
star
7.56
1157 votes

#20 - The Alien Within

Season 2 - Episode 12 - Aired 8/31/2022

Halloween comes to Patience and Harry sheds his human mask.

Directors: Warren P. Sonoda
Watch Now:AmazonApple TV
Lone Wolf
star
7.55
961 votes

#21 - Lone Wolf

Season 3 - Episode 1 - Aired 2/14/2024

In an attempt to gather information on the Grey Aliens, Harry puts Asta in harm’s way.

Watch Now:AmazonApple TV
Cat and Mouse
star
7.55
1124 votes

#22 - Cat and Mouse

Season 2 - Episode 14 - Aired 9/14/2022

Harry goes head-to-head with one of his biggest enemies.

Directors: Brennan Shroff
Watch Now:AmazonApple TV
Harry, a Parent
star
7.55
1150 votes

#23 - Harry, a Parent

Season 2 - Episode 13 - Aired 9/7/2022

After losing the alien baby, Harry learns which alien race is on Earth and it's not what he expected.

Directors: Brennan Shroff
Writer: Jenna Lamia
Watch Now:AmazonApple TV
141 Seconds
star
7.54
891 votes

#24 - 141 Seconds

Season 3 - Episode 3 - Aired 2/28/2024

Harry tags along on Ben, Kate and Max’s family trip, hoping the mayor will lead him to answers.

Watch Now:AmazonApple TV
The Upper Hand
star
7.54
884 votes

#25 - The Upper Hand

Season 3 - Episode 2 - Aired 2/21/2024

D’Arcy inserts herself into Harry’s mission, while Kate grows more uncomfortable in her own home.

Directors: Lea Thompson
Watch Now:AmazonApple TV