The Third Alibi (1961)

(Norman Martell)

(Helen Martell)

(Peggy Hill)

(Dr. Peter Murdoch)

(Supt. Ross)

(Simmons, the Producer)

(Miss Potter)

(Mrs. Booth)

(Marshall)

(Cinema cashier)

(Cleo)

(Rehearsal Pianist (Uncredited))

(Cinema sales girl (uncredited))

(Det. Sgt. Fred Smith (uncredited))

(Patrol car policeman (uncredited))

(P.C. Williams (uncredited))

(Sleeping Man in Theater (uncredited))

(Detective Examining Tape-Recorder (uncredited))

(Cinema manager (uncredited))

(Det. Sgt. Carter (uncredited))

(Detective / Fingerprints Officer (uncredited))