John Lasell
John Whitin Lasell Jr. (November 6, 1928 - October 4, 2024) was an American film and television actor, known for playing vampire hunter Dr. Peter Guthrie in the American soap opera television series Dark Shadows.

John Whitin Lasell Jr. (November 6, 1928 - October 4, 2024) was an American film and television actor, known for playing vampire hunter Dr. Peter Guthrie in the American soap opera television series Dark Shadows.

Topaz
As State Department Official (uncredited)

The Psychiatrist: God Bless the Children
As Maxwell

Dan August: Once Is Never Enough
As Wedlock

Fear on Trial

A Great American Tragedy

Suppose They Gave a War and Nobody Came?
As Dr. Hillery

The Harness
As Minister

Honky
As Archer Divine

Message to My Daughter
As Doctor

Lassie: Joyous Sound
As Dr. Robbins

Deathmaster
As Sgt. Kelly

The Organization
As Zach Mills

The Fugitive
As Michael Pryor

The Rogues
As George

The Twilight Zone
As Jonathan Wellington

Gunsmoke
As Tucker

Hong Kong
As Roger Dalman

Perry Mason
As Danny Shine

Dan August
As Ben Wedlock

Night Gallery
As Colonel Hawes

The Invaders
As Bob Ferrara

Adam-12
As Tom Stark

Falcon Crest
As Sam

The Tall Man
As Ben Jardine

The F.B.I.
As Murray Dalton

The Investigators

The Streets of San Francisco
As Clark

Barnaby Jones
As Mr. Smith

The Mod Squad
As Clinton Farragut

Mannix
As Richard Averill

Mission: Impossible
As Winston Walding

Flipper
As Dr. Rothwell

12 O'Clock High
As Col. Peter Thom

My Favorite Martian
As Mr. Morgan

87th Precinct
As Ted Boone

Hazel
As Officer Dietrich

Route 66
As Dan

Rawhide
As Capt. Wayly

Hawaiian Eye
As Alan Niles

One Step Beyond
As John Perkins

Naked City
As Sheldon

Lassie
As Dr. Robbins

General Electric Theater
As Dr. Ames

Wagon Train
As Jed Polke