Janet Leigh
Role: Rosie DeLeon
Dick Van Dyke
Role: Albert F. Peterson
Ann-Margret
Role: Kim McAfee
Maureen Stapleton
Role: Mama Mae Peterson
Bobby Rydell
Role: Hugo Peabody
Jesse Pearson
Role: Conrad Birdie
Paul Lynde
Role: Harry McAfee
Mary LaRoche
Role: Doris McAfee
Michael Evans
Role: Claude Paisley
Robert Paige
Role: Bob Precht
Gregory Morton
Role: Maestro Borov
Bryan Russell
Role: Randolph McAfee
Milton Frome
Role: Mr. Maude
Ben Astar
Role: Ballet Manager
Frank Albertson
Role: Mayor
Beverly Yates
Role: Mayor's Wife
Frank Sully
Role: Bartender
Bo Peep Karlin
Role: Ursula's Mother
Melinda Marx
Role: Teenager
Gil Lamb
Role: Lanky Shriner
Lee Aaker
Role: Student Leader
Karel Shimoff
Role: Prima Ballerina
Donald Lawton
Role: Russian Consul
Yvonne White
Role: Telephone Operator
Richard Adams
Role: Assistant Director (uncredited)
Sherry Granato
Role: Nancy (uncredited)
Harold Miller
Role: Production Crew Member (uncredited)
Jerry Orbach
Role: Bob (Ed Sullivan Show Producer) (uncredited)
Evelyn Rudie
Role: Teenager (uncredited)
Cosmo Sardo
Role: Production Crew Member (uncredited)
Michael Smith
Role: Teenager (uncredited)
Lynn Fields
Role: Teenager (uncredited)