
Daniel Peter O'Herlihy (May 1, 1919 – February 17, 2005) was an Irish film actor, known for such roles as Brigadier General Warren A. "Blackie" Black in Fail Safe, Marshal Ney in Waterloo, Conal Cochran in Halloween III: Season of the Witch, "The Old Man" in RoboCop, and Andrew Packard in Twin Peaks. He was nominated for the Academy Award for Best Actor for the 1954 film Adventures of Robinson Crusoe.
Alexander Preston
Denton Langley
Andrew Packard
Grant Walker (voice)
Arthur Justin
Simon Carter
Jack Cole
Harry Wells
Freddie Brander
Randall Payne
Vernon Kepler
Jake Lanier
Ian Hamilton
Mark Addison
John Patrick McHenry
Dr. Phillip Downey
Mark Sloan
David Wyncop
John Cord
Maj. Richter
Capt. Cleve Scott
Charles Wellington
Governor William Defoe
President Roosevelt
Colonel Tomlinson
The Old Man
Self
Stephen Jordan
Dr. Ravashol
Marcel Rudolph
Capt. Rupert Oliver Morton
Steven Grimes
Charles Braling
Nolan
The Old Man
Grig
Mathew Hatcher
Lord Derry
Albrecht Von Drachenfels
Nathaniel Hawthorne
Benedict Arnold
Hugh Williams
Prince Hal of Wales
Alan
Oliver Bradford
Henry
Trevelyan
David
Hamilton Fisk
Fergus Stephenson
Capt. Ronald Blaine (as Daniel O'Herlihy)
Sol Diemus
Hart Marbury
Alan Breck
David Edwards
Judge Sternhill
Duke
Marshal Michel Ney
Professor Richard T. Ely
Commando Captain (uncredited)
Dr. Donald Kent
Dermot Kinross
Judge Millard Isham
Prof. Phineas Blackstone
Harry Brodrick
J.D. Randall
Lt. Duncan
Don McGinnis
Aramis Jr.
Alexander Drake
Caligari / Paul
Lt. Col. Max Dodd
Arnold Bronn
Prof. David Garrow
Brisquet
Charles Winthrop
Mark Twain
Conal Cochran
Dave Hardy
Sgt.Murphy
Danglars
Leonard Jerome
Dr. Alloysius Hunnicutt
The Director
Lt. Blakely
Dr. Sardius McPheeters
Detective Phil Butler
Brig. Gen. Warren A. Black
Colonel Fry
Sir Harry Ivers
Self
Uncle Tom
Joe Kennedy
Alfred O'Shea / Narrator (segment Actor's Blood)
Mr. Ohman
Tip Conaker
David Shawcross
Chiswell 'Chillie' Langhorne
Dr. Keller
Dr. Paul Crowley
Robert Burns
Leonard Jerome
Mr. Browne
Macduff
Robinson Crusoe
Self
Self (archive footage)
Father Kemschler
Colonel Edward Stryker
Narrator