De Amerikaanse advocaat Adam Heyward is in Londen is om zijn vriend Baxter, die ooit zijn leven heeft gered, te verdedigen wanneer hij wordt beschuldigd van moord. Hij krijgt te maken met voor hem afwijkende Engelse wetten, terwijl hij jacht maakt op een belangrijke getuige. Deze getuige weet namelijk dat Baxter schoot uit zelfverdediging.
Nee, helaas is Your Witness nog niet beschikbaar op Netflix in Nederland.
| Production | Joan Harrison | Producer |
| Sound | Malcolm Arnold | Original Music Composer |
| Camera | Gerald Gibbs | Director of Photography |
| Directing | Robert Montgomery | Director |
| Editing | Lito Carruthers | Editor |
| Costume & Make-Up | Ivy Emmerton | Hairstylist |
| Art | Ralph W. Brinton | Art Direction |
| Production | David E. Rose | Executive Producer |
| Directing | Kenneth Rick | Assistant Director |
| Camera | Robert Walker | Camera Operator |
| Sound | W.H.O. Sweeney | Sound Recordist |
| Directing | Charles Saunders | Assistant Director |
| Sound | Bill Baldwin | Boom Operator |
| Production | John Croydon | Production Supervisor |
| Writing | Ian McLellan Hunter | Screenplay |
| Costume & Make-Up | Gerry Fletcher | Makeup Artist |
| Art | Roger Ramsdell | Set Dresser |
| Directing | Buddy Booth | Third Assistant Director |
| Camera | Ernest Day | Focus Puller |
| Directing | Betty Forster | Continuity |
| Production | Fred Gunn | Production Manager |
| Art | Ken Adam | Assistant Art Director |
| Directing | Hal Griver | Second Assistant Director |
| Sound | John Hollingsworth | Music Director |
| Writing | Hugo Butler | Screenplay |
| Writing | Joan Harrison | Screenplay |
| Camera | Ronnie Pilgrim | Still Photographer |
| Costume & Make-Up | John Wilson-Apperson | Wardrobe Designer |
| Production | Audrey Monk | Production Secretary |
| Editing | Jack Bygrave | Assistant Editor |
| Art | Len Sharp | Props |
| Costume & Make-Up | Joan Carpenter | Assistant Hairdresser |
| Camera | Ronald Etherington | Clapper Loader |
| Editing | Barbara Ayres | First Assistant Editor |
| Costume & Make-Up | Phyllis Dalton | Wardrobe Supervisor |
| Crew | William Douglas-Home | Additional Dialogue |
| Costume & Make-Up | Eric Hall | Assistant Makeup Artist |