Answer: mousethatroared

AnswerCrossword Clue
MOUSETHATROARED1959 Peter Sellers film, with "The"
MOUSETHATROAREDPeter Sellers film of '59, with "The"
MOUSETHATROARED1959 comedy featuring Peter Sellers in three roles, with "The"
MOUSETHATROAREDFilm that Peter Sellers' pet watches? (with "The")