Leland Orser

as Sen. Douglas Patterson(1 ep)

as Mr. Nevins

as Richard Stratton(8 eps)

as Rescue Team Leader

as Detective McCallister

as Peter Sullivan(6 eps)

as Judge

as TV Preacher

as Robert Kirsch(29 eps)

as Larry Jones

as Sam Gilroy

as Spencer Peterson

as Ansel

as Mark

as Father Romero(3 eps)

as Sam Gilroy

as John Sanborn(3 eps)

as Sanders Black(1 ep)

as Mike Strauss(1 ep)

as Dr. Linus(3 eps)

as Bert Kamin

as Professor Gareth Carlyle(1 ep)

as Murphy

as Sam Gilroy

as Bernie Teitel

as Brent Gilroy(1 ep)

as Sol Binder

as Sol Binder(1 ep)

as Edmund Cutler

as Lamb

as Lionel Dolby

as Wesley

as Travis Adler

as Martin Collier(4 eps)

as Dan Wyler(1 ep)

as Loomis(1 ep)

as Major Jackson

as Morris Pearson(1 ep)

as Wendall Rickle(2 eps)

as Richard Thompson

as Kevin James Walker(1 ep)

as Harris Vernon(1 ep)

as Det. Andrew Hollinsworth

as Charles Moore

as Lieutenant DeWindt

as Purvis

as ER Intern(1 ep)

as Detective Barnaby

as FBI Special Agent Kyle Lassiter

as Michael Perkett, NASA

as Argyle(3 eps)

as Wheelchair Guy

as Test Tube

as Techy / Med Asst #1

as Leon(1 ep)

as Used Car Salesman

as Terry Wechsler

as Crazed Man in Massage Parlor

as Myron Elkins(1 ep)

as Phil(1 ep)

as James

as Pellman

as Dr. Arthur Zeller(1 ep)

as Dejaren(1 ep)

as Doctor Riley

as Lucien Dubenko(26 eps)

as Julian

as Zeppo(1 ep)

as Jason Ludwig(1 ep)

as Gai(1 ep)

as Lovok(1 ep)

as Clerk(1 ep)

as Professor Gittleson(1 ep)

as Assistant Director(1 ep)

as Mark(1 ep)

as Director(1 ep)

as Waiter(1 ep)

as Mark(1 ep)