The Best Characters On 'The Flash'

Captain Cold is listed among the best characters on 'The Flash'.

Played by:Wentworth Miller

Bank robberBank robber

Appears in:Seasons 1 - 3

He loves pop culture references during moments of crisis.

Played by:Carlos Valdes

Mechanical engineer at S.T.A.R. Labs: Mechanical engineer at S.T.A.R. Labs

Appears in:Seasons 1 - 6

He searches for the impossible his whole life, never thinking he would become impossible.

Played by:Grant Gustin

Leader of Team Flash, forensic scientist at the Central City Police Department: Leader of Team Flash, forensic scientist at the Central City Police Department

Appears in: Seasons 1 - 6

Research laboratories exist outside government control and business interests. They build downtown in the city's center, the epicenter. They become the city's and nation's heart. They change how people view science, and then...

Played by:Tom Cavanagh

Scientist (former): Scientist (former)

Appears in:Seasons 1 - 6

They call me Killer Frost. Let me show you why.

Played by:Danielle Panabaker

Bio-engineer at S.T.A.R. Labs: Bio-engineer at S.T.A.R. Labs

Appears in: Seasons 1 - 6

I have two oaths. One: uphold the law. The other: protect my family. Which one wins?

Played by:Jesse L. Martin

Police captain: Police captain

Appears in: Seasons 1 - 6

Sometimes you must slow down to get back where you need to be.

Played by:John Wesley Shipp

Doctor (former)Doctor (former)

Appears in:Seasons 1, 2, 3, and 5

Never forget I am the fastest man alive.

Played by:Teddy Sears

Speedster from Earth-2Speedster from Earth-2

Appears in:Seasons 2, 3, and 5

I visited a friend. He showed me no one is fearless. But real heroes find a way past fear to make a difference. They do this even if it kills them. This is me, rising up. Hopefully without dying. Now let my friends go.

Played by:Hartley Sawyer

Private investigator: Private investigator

Appears in: Seasons 4 - 6

Time travel showed me the truth. My fate was to become your greatest enemy. I would not be the Flash. So I became the opposite of everything you were. The more people you saved, the more you were loved... the more I had to take.

Played by:Matt Letscher,Tom Cavanagh (disguised as Harrison Wells)

Professor: Professor

Appears in:Season 1, 2, 4, 5, and 6

What makes you different is what makes you special.

Played by:Victor Garber

Nuclear physicistNuclear physicist

Appears in:Seasons 1 - 4

You kept me buried. You kept me from her.

Played by:Robbie Amell

Engineer at S.T.A.R. LabsEngineer at S.T.A.R. Labs

Appears in:Seasons 1 - 3

You can vibe? Oh, I like it.

Played by:Jessica Camacho

Bounty hunterBounty hunter

Appears in:Seasons 3 - 5

He was wrong. I am a hero after all.

Played by:Rick Cosnett

Police detective (former): Police detective (former)

Appears in:Seasons 1 - 3

These IOUs are starting to pile up.

Played by:Danielle Nicolet

Central City DA: Central City DA

Appears in:Seasons 1, 3, 4, 5, and 6

I am not a human Ouija board, Barry.

Played by: Tom FeltonTom Felton

ScientistScientist

Appears in: Season 3Season 3

You must figure out what you want and do it fast.

Played by: Shantel VanSantenShantel VanSanten

Police officerPolice officer

Appears in: Season 2Season 2

I need you, and I will run.

Played by: Keiynan LonsdaleKeiynan Lonsdale

Occupation: Engineering student: Engineering student

Appears in: Seasons 2 - 6Seasons 2 - 6

Your dad is a tough detective.

Played by: Patrick SabonguiPatrick Sabongui

Occupation: Captain of the CCPDCaptain of the CCPD

Appears in: Seasons 1 - 6Seasons 1 - 6

I graduated high school when I was 15, Dad.

Played by: Violett BeaneViolett Beane

Occupation: SpeedsterSpeedster

Appears in: Seasons 2 - 4Seasons 2 - 4

Didn't you get shot yesterday? You should be soaking in frozen peas or something.

Played by: Kayla ComptonKayla Compton

Occupation: Aspiring reporterAspiring reporter

Appears in: Season 6Season 6

I'm a photographer, so we both look a little lost.

Played by: Victoria ParkVictoria Park

Occupation: Aspiring photographerAspiring photographer

Appears in: Seasons 5 and 6Seasons 5 and 6

It looks like a gift from someone who wants you both to know how special you are. Someone who knows time is precious and right now is all we have.

Played by: Jessica Parker KennedyJessica Parker Kennedy

Occupation: Forensic scientist at the Central City Police DepartmentForensic scientist at the Central City Police Department

Appears in: Seasons 4 and 5Seasons 4 and 5

I told you the Enlightenment would come for you, Marlize, and it will. Remember, I thought of everything. Even this moment.

Played by: Neil SandilandsNeil Sandilands

Occupation: Criminal (former)Criminal (former)

Appears in: Season 4Season 4

I blocked your Glock.

Played by: Katee SackhoffKatee Sackhoff

Occupation: Crime lordCrime lord

Appears in: Seasons 4 and 6Seasons 4 and 6

I will never accept death, not like you did.

Played by: Sendhil RamamurthySendhil Ramamurthy

Occupation: PhysicianPhysician

Appears in: Season 6Season 6

Listen, you were right, kid. I hate me. I don't know another way to be, but I want to do right by you, Gracie. I want to keep you safe, warm, fed. Give you everything a kid should have.

Played by: Cicada:Chris Klein

Occupation: Cicada:Employee of Szrek Chemicals

Appears in: Season 5Season 5

You left me first. You went to school across the country to escape me. You took a job in Central City instead of working near my lab. Caitlin, you married a man I never met. I got the hint, but don't mistake things. I did not leave first.

Played by: Susan WaltersSusan Walters

Occupation: Biomedical engineerBiomedical engineer

Appears in: Seasons 3 and 5Seasons 3 and 5

Played by: Matthew Norvok:LaMonica Garrett

Occupation: Henchman:Scientist (formerly)

Appears in: Season 6Season 6

I look out for me and me alone.

Played by: Mark SweatmanMark Sweatman

Occupation: HenchmanHenchman

Appears in: Seasons 4 - 6Seasons 4 - 6

Stay out of my way, Flash, and I will stay out of yours. I have business left to finish and a whole world to free.

Played by: Candice Patton:Efrat Dor

Occupation: :Founder and CEO of McCulloch Technologies

Appears in: Season 6Season 6

My job is to find the truth. I am a reporter.

Played by: Iris West AllenCandice Patton

Occupation: :Leader of Team Flash

Appears in: Seasons 1 - 6Seasons 1 - 6