Tahmoh Penikett

Tahmoh Penikett is a Canadian actor. He is known for playing Karl "Helo" Agathon on SyFy's 2004 television series Battlestar Galactica. He has appeared in TV series Supernatural, Dollhouse, and the Showcase time travel show, Continuum.

Man of Steel
The Last Victim
2 Hearts
Trick 'r Treat
Space Force: Battlefront
Jonah
Killbird
The Devil Has a Name

Supernatural
Dollhouse

Smallville · S3, E15

15. Resurrection

While Clark's father awaits surgery, a boy at the hospital straps a kryptonite bomb to himself and demands that Jonathan's liver go to his ailing brother.
Arrow · S1, E7

Muse Of Fire

Oliver meets a mysterious woman with dangerous secrets. Following an unfortunate turn of events, Tommy seeks Laurel's support.
Smallville · S6, E19

19. Nemesis

A pipe bomb explodes in one of Lex's secret labs; the enraged spouse of a special-forces soldier takes Lex hostage, and Clark tries to rescue Lex.
Smallville · S6, E21

21. Prototype

A crooked senator threatens to expose Lex's DNA experiments on a military man; Clark tries to convince Lana to leave Lex.
Supernatural · S9, E1

I Think I'm Gonna Like It Here

After Sam collapses, his doctor tells a frantic Dean that his brother is dying; Dean tries to make a deal with an angel.
Criminal Minds · S9, E14

200

The team investigate JJ's abduction by searching for clues during her time at the State Department. The team asks Prentiss for help.

Tahmoh Penikett

Movies

Shows

Guest Appearances