Lionel Stander returned as Wolfe's right-hand man, Archie Goodwin; Stander previously portrayed the character in Meet Nero Wolfe (1936).
The character of Archie Goodwin, Wolfe's right-hand man, was once again played by Lionel Stander. This was not his first appearance as the character, having done so in the 1936 film adaptation of Meet Nero Wolfe.