
Bobby Dan Davis Blocker (December 10, 1928 – May 13, 1972) was an American television actor and Korean War veteran, who played Hoss Cartwright in the long-running NBC Western television series Bonanza.

Lady in Cement
1968 · as Waldo Gronsky

Bonanza: Ride the Wind
1966 · as Eric 'Hoss' Cartwright

Rowan & Martin at the Movies
1968 · as Self

Swing Out, Sweet Land
1970 · as Indian Who Sells Manhattan

The Girl in Black Stockings
1957 · as Mike, the Bartender

Gunsight Ridge
1957 · as Bartender (uncredited)

The Dean Martin Christmas Show
1968 · as Self (uncredited)

Come Blow Your Horn
1963 · as Eckman

A Walking Tour of Sesame Street
1979 · as Hoss (archive footage) (uncredited)

The Jack Benny Birthday Special
1969 · as Self

The Cockeyed Cowboys of Calico County
1970 · as Charley

Hook a Crook
1955 · as Gorilla (uncredited)

Something for a Lonely Man
1968 · as John Killibrew

The Young Captives
1959 · as Oil Field Roughneck

The New March of Dimes Presents: The Scene Stealers
1962 · as Self

Outer Space Jitters
1957 · as Zombie

Johnny Appleseed
1965 · as Narrator

Sizeman and Son
1956 · as Lewis