John Finn is an actor and director.
as Clark(5 eps)
as Máirtín
as Jackson Chase(3 eps)
as Brigadier General Stroud
as Jack Welch(1 ep)
as W. Mark Felt
as Richard Bregman(1 ep)
as Driscoll
as Aubrey Highsmith
as Arthur 'Bull' Hancock(1 ep)
as Seán Óg(5 eps)
as Allen Bollings(1 ep)
as Sean Og
as Big Jason
as Ed McKenzie(1 ep)
as Neil Dannon(1 ep)
as Rex Henning(1 ep)
as Lawrence Kemp(1 ep)
as Earl Sutton(11 eps)
as David Cummings(1 ep)
as Fire Marshal Chieco(1 ep)
as Oren Cleary(1 ep)
as Louie Borero
as John Stillman(156 eps)
as Charles T. Ellison(3 eps)
as Ted Chenoweth
as Assistant Director Marsh
as Richard Chapin
as Abner Harrington(1 ep)
as Jack(1 ep)
as Wyatt Claybourne
as Jack Fisque
as Gorm Schrader(2 eps)
as Wally Phister(2 eps)
as Reedy
as Sheriff John Witter(4 eps)
as Ben Kimble
as Ray MacElwaine(8 eps)
as Henry Doaks(2 eps)
as FBI Agent Frank Sinclair
as Captain Geary(13 eps)
as William Garry(1 ep)
as General Crook
as FBI Special Agent Elliot Rose(1 ep)
as Commissioner Coonan
as Major Klein(1 ep)
as Waite Calhoun(1 ep)
as Bob Hannagan
as Van Damme
as Trevor Filburn(3 eps)
as Capt. Fred Roarke
as Detective Cobb
as Capt. Hentig
as Duncan
as Matthew Barr
as Tim(1 ep)
as Colonel Schrader(1 ep)
as Michael Kritschgau(5 eps)
as Agent Michaels
as Cop in chase
as Lt. Bill Somes
as Sen. Charles Potter
as Cochran
as Zaikov(1 ep)
as Det. Griffith
as Jimmy Lanahan
as Jeff Cooper
as Lexington
as Freddo Parisi(1 ep)
as Motorman
as Cop
as Sgt. Maj. Mulcahy
as Admiral Spencer(1 ep)
as Bartender
as Benson
as Clauson(1 ep)
as Sheriff Dewey(2 eps)
as Charles Hatch(1 ep)
as Ginty
as Mitch Ganzell(1 ep)
as Man #C
as Attendant