Biography
Richard Donald Crenna (November 30, 1926 – January 17, 2003) was an American motion picture, television, and radio actor and occasional television director. He starred in such motion pictures as The Sand Pebbles, Wait Until Dark, Body Heat, the first three Rambo movies, Hot Shots! Part Deux, and The Flamingo Kid. Crenna played "Walter Denton" in the CBS radio and CBS-TV network series Our Miss Brooks, and "Luke McCoy" in ABC's TV comedy series, The Real McCoys, (1957–63), which moved to CBS-TV in September 1962. Crenna was in one of the few TV political dramatic series Slattery's People on CBS. Crenna played "Colonel Trautman" in the first three Rambo movies. He also played "Frank Skimmerhorn" in the critically acclaimed mini-series Centennial.
Known For

Rambo
Col. Samuel Trautman (archive footage) (uncredited)

First Blood
Col. Samuel Trautman

Rambo: First Blood Part I...
Col. Samuel Trautman

Rambo III
Trautman

Hot Shots! Part Deux
Col. Denton Walters

The Sand Pebbles
Captain Collins

Leviathan
Dr. Glen 'Doc' Thompson

By Dawn's Early Light
Ben Maxwell

Marooned
Jim Pruett

John Goldfarb, Please Com...
John Goldfarb