Dick Van Dyke
Richard Harmon
Debbie Reynolds
Barbara Harmon
Jason Robards
Nelson Downes
Joe Flynn
Lionel Blandsforth
Shelley Berman
David Grieff
Emmaline Henry
Fern Blandsforth
Richard Gautier
Larry Strickland
Gary Goetzman
Jonathan Harmon
Eileen Brennan
Eunice Tase
Don Anderson
Nightclub Patron
Doris Roberts
Hypnotic Subject
Michael Abelar
Bartender (uncredited)
Arthur Abelson
Junior Attorney (uncredited)
Stanley Allan
Pat Collins' Assistant (uncredited)
Dick Baron
Minor Role (uncredited)
Christopher Barrey
Boy (uncredited)
Pamela Bartholomew
Model (uncredited)
Jerry Beal
Hypnotic Subject (uncredited)
Susan Benjamin
Girl (uncredited)
Ralph Brooks
Nightclub Patron (uncredited)
Joe Budd
Minor Role (uncredited)
Robert Christopher
Ralph Ames (uncredited)
Cordy Clark
Wife (uncredited)
Tom D'Andrea
Mildred's Irate Husband (voice) (uncredited)
Gino DeAgustino
Vice President (uncredited)
Fabian Dean
Husband (uncredited)
George DeNormand
Show Spectator (uncredited)
Larry Ely
Hypnotic Subject (uncredited)
Harry Fleer
Bank Guard (uncredited)
Martine Fraser
Girl (uncredited)
Tony Fraser
Benji (uncredited)
Patsy Garrett
Phoebe (uncredited)
Bill Giorgio
Counterman (uncredited)
Robert Gmuer
Pat Collins' Assistant (uncredited)
Toni Gmuer
Hypnotic Subject (uncredited)
George Golden
Show Spectator (uncredited)
Doris Goodman
Hypnotic Subject (uncredited)
Margie Hall
Bank Clerk (uncredited)
Kenneth Harp
Nancy's Date (uncredited)
Matt Helreich
Hypnotic Subject (uncredited)
Craig Huxley
Bruce (uncredited)
Harvey Johnson
Gloating Driver (uncredited)
Sallie Jones
Secretary (uncredited)
Byron Kane
Husband (uncredited)
Barbara Kelley
Clerk (uncredited)
Lucille Meredith
Lucy (uncredited)
Oaky Miller
Bank Teller (uncredited)
Hans Moebus
Show Spectator (uncredited)
Ricki Norton
Harriet (uncredited)
Monty O'Grady
Show Spectator (uncredited)
Angel Pine
Cynthia (uncredited)
Charles Pinney
Howard Thresham (uncredited)
Remo Pisani
Husband (uncredited)
Joe Ploski
Nightclub Patron (uncredited)
Cosmo Sardo
Maitre d' (uncredited)
Jackie Searl
Husband (uncredited)
Carol Anne Seflinger
Maggie (uncredited)
Bernard Sell
Nightclub Patron (uncredited)
Sammy Shack
Spectator (uncredited)
Peter Sparrow
Boy (uncredited)
Doris Stephens
Girl (uncredited)
Suzanne Taylor
Feltman (uncredited)
Dodie Warren
Ruth Thresham (uncredited)
Dick Winslow
Card Player (uncredited)