
Acting
Pernell Elvin Roberts, Jr. (May 18, 1928 – January 24, 2010) was an American stage, movie and television actor as well as singer. In addition to guest starring in over 60 television series, he was widely known for his roles as Ben Cartwright's eldest son, Adam Cartwright, on the western series Bonanza, a role he played from 1959 to 1965 — and as chief surgeon Dr. John McIntyre, the title character on Trapper John, M.D. (1979–1986).
He was also widely known for his life-long activism, which included participation in the Selma to Montgomery marches in 1965 and pressuring NBC to refrain from hir…

Donor
as Dr. Simon Martingale

Checkered Flag
as Andrew Valiant

Perry Mason: The Case of the All-Star Assassin
as Thatcher Horton

The Night Train to Kathmandu
as Prof. Harry Hadley-Smithe

Desperado
as Marshal Dancey

Realm of the Alligator
as Narrator

Night of 100 Stars II
as Self

Night of 100 Stars
as Self

Incident at Crestridge
as Mayor Hill

High Noon, Part II: The Return of Will Kane
as Marshal J.D. Ward

Diagnosis: Murder
as George Fallon · 1 ep.
FBI: The Untold Stories
23 ep.

Around the World in 80 Days
as Captain Speedy · 3 ep.

Hotel
1 ep.

Trapper John, M.D.
as "Trapper" John McIntyre · 151 ep.

Vega$
3 ep.

Centennial
as General Asher · 12 ep.

The Immigrants
as Anthony Cassala · 2 ep.

The Love Boat
as Brian Mallory · 2 ep.

The Hardy Boys / Nancy Drew Mysteries
as Fire Chief Madison · 1 ep.