"Bonanza" Michael Landon, Dan Blocker, Lorne Greene circa 1961

"Bonanza" L. Greene, P. Roberts, D. Blocker, M. Landon 1960 NBC

Jack Benny and Dan Blocker in The Jack Benny Program (1950)

Lorne Greene, Michael Landon, Dan Blocker, and David Canary in Bonanza (1959)

Lorne Greene, Michael Landon, Dan Blocker, Pernell Roberts, and Victor Sen Yung in Bonanza (1959)

Lorne Greene, Dan Blocker, Michael Davis, Ross Martin, and Pernell Roberts in Bonanza (1959)

"Bonanza" Dan Blocker, Michael Landon circa 1967

"Bonanza" Pernell Roberts, Michael Landon, Lorne Greene, Dan Blocker circa 1960

Frank Sinatra, Raquel Welch, and Dan Blocker in Lady in Cement (1968)

Lorne Greene, Michael Landon, Dan Blocker, and Pernell Roberts in Bonanza (1959)

Lorne Greene, Michael Landon, and Dan Blocker in Bonanza (1959)

Dan Blocker in Rowan & Martin's Laugh-In (1967)

Dan Blocker and Pamela Rodgers in Rowan & Martin's Laugh-In (1967)

Lily Tomlin and Dan Blocker in Rowan & Martin's Laugh-In (1967)

Dan Blocker and Arte Johnson in Rowan & Martin's Laugh-In (1967)

Dan Blocker and Tim Conway in The Tim Conway Comedy Hour (1970)

Dan Blocker and Pernell Roberts in Bonanza (1959)

Dan Blocker, Paul Brinegar, Denver Pyle, Dale Robertson, and Morgan Woodward in Tales of Wells Fargo (1957)

Michael Landon and Dan Blocker in Bonanza (1959)

Michael Landon, Dan Blocker, Laurie Mitchell, Jackie Russell, and Martha Manor in Bonanza (1959)

Lorne Greene, Dan Blocker, Neville Brand, and Pernell Roberts in Bonanza (1959)

Michael Landon, Dan Duryea, and Dan Blocker in Bonanza (1959)