Made stage acting debut with the Drummond Players in Baltimore, MD in "Light Up the Sky", billed as Nicholas Probst

Received scholarship to study at the Oregon Shakespeare Festival

TV debut in "Star for Tonight" (NBC)

Broadway debut in "Small War on Murray Hill"

Adopted stage name of Nicholas Pryor

Was a regular on the NBC daytime drama "Young Doctor Malone"

Was regular on the CBS soap "A Brighter Day"

Appeared on several daytime dramas, including "Search for Tomorrow" (CBS, 1963), the premiere of "Another World" (NBC, 1964) and "The Nurses" (ABC, 1965-1967)

Was understudy for the role of Nick in the Broadway production of "Who's Afraid of Virginia Woolf?"

Played Alan in the national tour of "The Boys in the Band"

Film debut, "The Way We Live Now"

Played Linc Tyler on the ABC soap "All My Children"

Assumed the role of James Daley in the Broadway production of Jason Miller's "That Championship Season"

Had featured role as Barbara Feldon's frustrated husband in "Smile"

Appeared in the ABC miniseries "Washington: Behind Closed Doors"

Cast as Jeffrey Trout, the fiance of Joanie Bradford on the ABC series "Eight Is Enough"

Played Tom Cruise's father in "Risky Business"

Cast as the father of Robert Downey Jr in "Less Than Zero"

Co-starred in the NBC sitcom "The Bronx Zoo"; played the straight-laced vice principal

Had recurring role of Chancellor Arnold on the Fox series "Beverly Hills, 90210"

Cast in the role of Victor Collins on both "General Hospital" and its spin-off "Port Charles"