On this day in television history - M Squad (1960):

M Squad

Season 3. Episode 30.
Episode entitled: A Gun for Mother’s Day.
Released April 12, 1960.
Directed by Herman Hoffman.
Written by Jay D. Crowley and John Robinson.
Music by Benny Carter.

Cast:

Lee Marvin, Paul Newlan, Marvin Kaplan, Jeremy Slate, Frances Morris, Ed Nelson, Phil Tully, Alan Reynolds.