[3] Willes is familiar to modern viewers for her roles in several Three Stooges short subjects, such as Monkey Businessmen as well as A Snitch in Time, Don't Throw That Knife and Gypped in the Penthouse.

"); four episodes of Bonanza between 1959 and 1968; Hazel; Trackdown ("The Bounty Hunter" with Robert Culp and Steve McQueen); The Munsters; Perry Mason; The Alfred Hitchcock Hour; Bat Masterson with Gene Barry; The Beverly Hillbillies with Buddy Ebsen; McHale's Navy with Ernest Borgnine; Tombstone Territory; Dick Powell's Zane Grey Theatre; Walt Disney's Zorro with Guy Williams; and Kojak with Telly Savalas.

[citation needed] In 1958, in the episode "Queen of the Cimarron" of the syndicated western television series Frontier Doctor, starring Rex Allen, Willes portrayed Fancy Varden, the owner of the Golden Slipper Saloon who attempts to establish her own cattle empire with animals infected with anthrax.

Willes portrayed Belle Starr in a 1959 episode of the ABC/Warner Brothers Western series Maverick entitled "Full House," in which Joel Grey played Billy the Kid and James Garner performed a bravura pistol-twirling exhibition woven into the plot.

Willes played the character Ruth in the Wanted: Dead or Alive episode, "The Eager Man", Manila Jones in "The Montana Kid", and Meghan Francis in "The Kovack Affair".