Richard Conte as Larry O'Brien

Julie Adams as Sally Rousseau / Amanda Rousseau

Richard Egan as Police Lt. Bud Lennox

Henry Hull as Philip Ferrara / Vincent St. Clair

Fred Clark as Sam Collyer

Jim Backus as Mitch Davis

Houseley Stevenson as John Miller, Studio Guard

Paul Cavanagh as Roland Paul

Katherine Meskill as Mary

Louis Lettieri as Jimmy Davis

Francis X. Bushman as Himself

Betty Blythe as Herself

William Farnum as Himself

Helen Gibson as Herself

Joel McCrea as Joel McCrea

Rico Alaniz as Spanish Actor (uncredited)

Tony Barr as Seedy Hotel Night Clerk (uncredited)

Chet Brandenburg as Crew Member (uncredited)

Peter Brocco as Charles Rodale (uncredited)

Harris Brown as Mortuary Employee (uncredited)

Joseph Bryan as Waiter (uncredited)

James J. Casino as Attendant (uncredited)

William Castle as Himself (uncredited)

Bing Conley as Parade Spectator (uncredited)

John Crawford as 1st Detective (uncredited)

Russell Dennis as Publicity Man (uncredited)

Marjorie Eaton as Weird-Looking Woman (uncredited)

Douglas Evans as Director (uncredited)

William Fawcett as Actor as Beggar in Commissary (uncredited)

Charlie Gibbs as Detective (uncredited)

Herschel Graham as Parade Spectator (uncredited)

Jimmy Gray as Waiter (uncredited)

Robert Haines as Restaurant Patron (uncredited)

Eddie Kane as Producer (uncredited)

Mike Lally as Airport Arrivee (uncredited)

Elmo Lincoln as Himself (uncredited)

William Marks as Assistant Director (uncredited)

Joseph Mell as Sylvester (uncredited)

Forbes Murray as Producer (uncredited)

Richard Neill as Himself (uncredited)

Barry Norton as Christmas Parade Spectator (uncredited)

William H. O'Brien as Café Waiter (uncredited)

Frank O'Connor as Policeman (uncredited)

Allen O'Locklin as Attendant (uncredited)

Gloria Petroff as Kathy (uncredited)

Jack Reynolds as Cameraman (uncredited)

Victor Romito as Waiter (uncredited)

Cosmo Sardo as Restaurant Patron (uncredited)

Charles Sherlock as Projectionist (uncredited)

Robert Sherman as Actor in Full Dress (uncredited)

Olan Soule as Radio Commentator (uncredited)

Robert R. Stephenson as Police Sergeant (uncredited)

Charles Sullivan as Detective (uncredited)

Edwin Tuttle as Parade Spectator (uncredited)

William Vedder as San Juan Capistrano Sexton (uncredited)

June Whitley Taylor as Juliet Davis (uncredited)

Lon Chaney as The Phantom (archive footage) (uncredited)

Mary Philbin as Christine Daaé (archive footage) (uncredited)

Keith Kerrigan as Pretty Blonde in Café (uncredited)