William Morgan Sheppard

The Librarians

Teddy Chislington

Young Justice

Sardath (voice)

Legend of the Seeker

The Keeper (voice)

Mad Men

Robert Pryce

Dexter

2006

Criminal Minds

John Caulfield

It's Always Sunny in Philadelphia

Father Cullen

Doctor Who

Canton Delaware

NCIS

Marcin 'Mr. Pain' Jerek

Justice League

Merlin (voice)

Alias

Milo Sabine

Crossing Jordan

Clive Alpert

Gilmore Girls

Town Elder

Charmed

Merrill

The Wild Thornberrys

Lead Jackal (voice)

JAG

Maj. Viktor Lushov

American Gothic

Mr. Emmett

Star Trek: Voyager

Qatai

Gargoyles

Petros Xanatos (voice)

Iron Man

Dum Dum Dugan (voice)

Babylon 5

The Soul Hunter

Diagnosis: Murder

Dr. Tom Arneberg

Frasier

Mr. Drake

seaQuest DSV

The Professor

Quantum Leap

Gooshie, the Miner

Star Trek: The Next Generation

Dr. Ira Graves

MacGyver

Dr. Zito

Murder, She Wrote

Dr. Fredrick Grundberg

Minder

John

The Professionals

Malenski

Play for Today

Harry Cowper