The Case Of The Shy Ballerina is a Sherlock Holmes television movie from 1954.
It stars Ronald Howard as Holmes, H. Marion Crawford as Dr. Watson and Archie Duncan as Inspector Lestrade.
Watson returns home from a club only to realise that he’s got the wrong coat.
It leads to him being charged with murder but Holmes is on the case.
The investigation involves checking the handwriting of a number of people and in the end, the killer is identified and Watson is cleared.
Movie pages here.