Leslie Nielsen as Richard 'Dick' Dix

Alexandra Kamp as Dr. Uschi Künstler

Verona Pooth as Yetta Pussel

Ophélie Winter as Cassandra Menage

Ezio Greggio as Capt. Valentino Di Pasquale

Peter Egan as Dr. Griffin Pratt

Damien Masson as Mr. President

Pierre Edwards as Lt. Bradford Shitzu

David Fox as Osgood

Sam Stone as Halverson

Tommy Schnurmacher as Conductor

Teresa Barnwell as Mrs. President

Michele Scarabelli as Opera House Security Guard

Una Kay as Oona Hottenlocker-Wickernuts

Ellen David as Spaceport Customs Officer

Betsy Soo as Opera reporter

Natalie Gray as Flashback Mother

Stéphanie Dumoulin-Shaw as Shuttle Flight Attendant

Reid Asato as Sumo Wrestler

Line Pelletier as Sexy Alien Babe(uncredited)