Also Known As:
- Alex in Wonderland
- Alex Csodaországban
- Alex im Wunderland
- Alex no País das Maravilhas
- Alex w krainie czarów
- El fabuloso mundo de Alex
- Il mondo di Alex
- Paul Mazursky
- Paul Mazursky
- Larry Tucker
- Donald Sutherland ... Alex Morrison
- Ellen Burstyn ... Beth Morrison
- Meg Mazursky ... Amy
- Glenna Sargent ... Nancy
- Viola Spolin ... Mother
- Andre Philippe ... Andre
- Michael Lerner ... Leo
- Joan Delaney ... Jane
- Neil Nephew ... Norman (as Neil Burstyn)
- Leon Frederick ... Lewis
- Carol O'Leary ... Marlene
- Tox Drohar ... Tox
- Sophia Krischer ... Sophia
- Gene Krischer ... Gene
- Paul Mazursky ... Hal Stern
- Moss Mabry ... Mr. Wayne
- Marvin Walkenstein ... Bernie Leavitt
- Rosemary Edelman ... Stern's secretary
- Ed Long ... Border guard
- Angelo Rossitto ... Fellini #1
- John Rico ... Fellini #2
- Howlett Smith ... Piano player
- Virginia Hawkins ... Secretary
- Dick Geary ... Studio cop (as Richard Geary)
- Frances E. Nealy ... Maid (as Frances Nealy)
- Billy Holms ... P.R. Man
- George Reynolds ... Chauffeur
- Federico Fellini ... Himself
- Jeanne Moreau ... Herself