I Love a Mystery Collection

Jim Bannon

Jack Packard

Barton Yarborough

Doc Long

Nina Foch

Ellen Monk

Edward Earle

E. R. Willard

Richard Hale

Curator Raymond Halliday

Harold Miller

Restaurant Patron (Uncredited)

Mark Roberts

Reed Cawthorne (as Robert Scott)

George Macready

Jefferson Monk

Jeff Donnell

Nina Arnold

Monty O'Grady

Restaurant Patron (Uncredited)

Karen Morley

Rachel Martin

Ernie Adams

Gimpy (Uncredited)

Thomas E. Jackson

Det. Capt. Quinn

Cosmo Sardo

Reynolds (Uncredited)

Mona Barrie

Louise Mitchell

Paul E. Burns

Leon Hartman

Franklyn Farnum

Reporter (Uncredited)

Gregory Gaye

Dr. Han (Uncredited)

Harry Strang

Brophy, museum watchman

John Elliott

John, butler

Frank Wilcox

Prof. Arthur Logan

Anita Louise

Janet Mitchell

James Bell

Edward Martin

Frank O'Connor

Jason 'Pegleg' Anderson (Uncredited)

Robert Kellard

James Wetherford (as Robert Stevens)

Ludwig Donath

Dr. Karger

Larry Steers

Restaurant Patron (Uncredited)

Robert Wilcox

Richard Arnold

Carole Mathews

Jean Anderson

Joseph Crehan

Police Captain Quinn (Uncredited)